Cords (firewood to lasts

This free conversion calculator will convert cords (firewood to lasts, i.e. cord to last. Correct conversion between different measurement scales.

The formula is $V_{\text{last}} = \frac{1769802912}{1420653125} V_{\text{cord}}$, where $V_{\text{cord}} = 15$.

Therefore, $V_{\text{last}} = \frac{5309408736}{284130625}$.

Answer: $15 \text{cord} = \frac{5309408736}{284130625} \text{last}\approx 18.6865063771285 \text{last}.$