Finding the Third Proportional to 8,513,372 and 13,218,633
Calculator
Solution
The third proportional to 8,513,372 and 13,218,633 is: 20,524,447.70
Step by Step Solution
- Step 1: Write the proportion equation
8,513,372 : 13,218,633 = 13,218,633 : x - Step 2: Convert to fraction form
8,513,372/13,218,633 = 13,218,633/x - Step 3: Cross multiply
8,513,372x = 13,218,633 × 13,218,633 - Step 4: Simplify right side
8,513,372x = 174,732,258,388,689 - Step 5: Solve for x
x = 174,732,258,388,689/8,513,372 - Step 6: Final answer
x = 20,524,447.70
Related Problems
Find third proportional to 4,256,686 and 6,609,316.50
Half scale
Find third proportional to 17,026,744 and 26,437,266
Double scale
Find third proportional to 8,513,374 and 13,218,636
Similar ratio
Find third proportional to 12,770,058 and 19,827,949.50
1.5x scale
Why These Related Problems?
These problems maintain the same ratio (1.55) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.