Finding the Third Proportional to 8,518,446 and 18,481,770
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Solution
The third proportional to 8,518,446 and 18,481,770 is: 40,098,372.68
Step by Step Solution
- Step 1: Write the proportion equation
8,518,446 : 18,481,770 = 18,481,770 : x - Step 2: Convert to fraction form
8,518,446/18,481,770 = 18,481,770/x - Step 3: Cross multiply
8,518,446x = 18,481,770 × 18,481,770 - Step 4: Simplify right side
8,518,446x = 341,575,822,332,900 - Step 5: Solve for x
x = 341,575,822,332,900/8,518,446 - Step 6: Final answer
x = 40,098,372.68
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Why These Related Problems?
These problems maintain the same ratio (2.17) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.