# Inches to kilometers

This free conversion calculator will convert inches to kilometers, i.e. in to km. Correct conversion between different measurement scales.

The formula is $L_{\text{km}} = \frac{127}{5000000} L_{\text{in}}$, where $L_{\text{in}} = 15$.

Therefore, $L_{\text{km}} = \frac{381}{1000000}$.

Answer: $15 \text{in} = \frac{381}{1000000} \text{km} = 0.000381 \text{km}$.