Finding the Third Proportional to 7,145,476 and 15,212,684
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Solution
The third proportional to 7,145,476 and 15,212,684 is: 32,387,730.99
Step by Step Solution
- Step 1: Write the proportion equation
7,145,476 : 15,212,684 = 15,212,684 : x - Step 2: Convert to fraction form
7,145,476/15,212,684 = 15,212,684/x - Step 3: Cross multiply
7,145,476x = 15,212,684 × 15,212,684 - Step 4: Simplify right side
7,145,476x = 231,425,754,483,856 - Step 5: Solve for x
x = 231,425,754,483,856/7,145,476 - Step 6: Final answer
x = 32,387,730.99
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Why These Related Problems?
These problems maintain the same ratio (2.13) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.