Finding the Third Proportional to 9,656,718 and 20,881,542
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Solution
The third proportional to 9,656,718 and 20,881,542 is: 45,153,932.87
Step by Step Solution
- Step 1: Write the proportion equation
9,656,718 : 20,881,542 = 20,881,542 : x - Step 2: Convert to fraction form
9,656,718/20,881,542 = 20,881,542/x - Step 3: Cross multiply
9,656,718x = 20,881,542 × 20,881,542 - Step 4: Simplify right side
9,656,718x = 436,038,796,297,764 - Step 5: Solve for x
x = 436,038,796,297,764/9,656,718 - Step 6: Final answer
x = 45,153,932.87
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Why These Related Problems?
These problems maintain the same ratio (2.16) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.