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Finding the Third Proportional to 18,504,762 and 40,098,540

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Solution

The third proportional to 18,504,762 and 40,098,540 is: 86,890,764.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,504,762 : 40,098,540 = 40,098,540 : x
  2. Step 2: Convert to fraction form
    18,504,762/40,098,540 = 40,098,540/x
  3. Step 3: Cross multiply
    18,504,762x = 40,098,540 × 40,098,540
  4. Step 4: Simplify right side
    18,504,762x = 1,607,892,910,131,600
  5. Step 5: Solve for x
    x = 1,607,892,910,131,600/18,504,762
  6. Step 6: Final answer
    x = 86,890,764.13

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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.