STRUCTURAL
Second moment of area
Area moment of inertia for section stiffness.
Try a decimal, 1e-9, 1/3, or 5 1/2.
Result1.15862e-10 ft⁴1 mm⁴ = 1.15862e-10 ft⁴
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mm⁴ to ft⁴ Converter
Convert millimetre to the fourth power (mm⁴) to foot to the fourth power (ft⁴). Enter a value for an instant result, or use the examples and reverse conversion below.
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HOW IT IS CALCULATED
Convert through metre to the fourth power
Enter a millimetre to the fourth power value to calculate foot to the fourth power with full internal precision before display rounding.
Display PrecisionAuto · 6 significant digits
Auto trims unnecessary zeroes and uses scientific notation for extreme magnitudes. Use Digits to set the display precision; calculations retain full precision.
QUICK REFERENCE
All units in this quantity
| Unit | Symbol | Converted value |
|---|---|---|
| millimetre to the fourth powerfrom mm⁴ | mm⁴ | 1 |
| centimetre to the fourth powerfrom mm⁴ | cm⁴ | 0.0001 |
| metre to the fourth powerfrom mm⁴ | m⁴ | 1e-12 |
| inch to the fourth powerfrom mm⁴ | in⁴ | 0.00000240251 |
| foot to the fourth powerfrom mm⁴ | ft⁴ | 1.15862e-10 |
SI symbols follow international notation. U.S. and Imperial measures are labelled separately where their values differ.
mm⁴ to ft⁴ Conversion Reference
Millimetre To The Fourth Power (mm⁴) and foot to the fourth power (ft⁴) are units of second moment of area. Use this page to convert in either direction.
Conversion Examples
| Millimetre To The Fourth Power (mm⁴) | Foot To The Fourth Power (ft⁴) |
|---|---|
| 1 mm⁴ | 1.15862e-10 ft⁴ |
| 5 mm⁴ | 5.79309e-10 ft⁴ |
| 10 mm⁴ | 0.00000000115862 ft⁴ |
| 100 mm⁴ | 0.0000000115862 ft⁴ |
Examples are rounded to 6 significant digits. The interactive converter retains full calculation precision; change Display Precision to see more digits.
Reverse Conversion
ft⁴ to mm⁴ (foot to the fourth power to millimetre to the fourth power)