Finding the Third Proportional to 7,068,121.50 and 15,387,639
Calculator
Solution
The third proportional to 7,068,121.50 and 15,387,639 is: 33,499,627.02
Step by Step Solution
- Step 1: Write the proportion equation
7,068,121.50 : 15,387,639 = 15,387,639 : x - Step 2: Convert to fraction form
7,068,121.50/15,387,639 = 15,387,639/x - Step 3: Cross multiply
7,068,121.50x = 15,387,639 × 15,387,639 - Step 4: Simplify right side
7,068,121.50x = 236,779,433,994,321 - Step 5: Solve for x
x = 236,779,433,994,321/7,068,121.50 - Step 6: Final answer
x = 33,499,627.02
Related Problems
Find third proportional to 3,534,060.75 and 7,693,819.50
Half scale
Find third proportional to 14,136,243 and 30,775,278
Double scale
Find third proportional to 7,068,124 and 15,387,643
Similar ratio
Find third proportional to 10,602,182.25 and 23,081,458.50
1.5x scale
Why These Related Problems?
These problems maintain the same ratio (2.18) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.