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Finding the Third Proportional to 20,876,624 and 29,399,124

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Solution

The third proportional to 20,876,624 and 29,399,124 is: 41,400,778.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    20,876,624 : 29,399,124 = 29,399,124 : x
  2. Step 2: Convert to fraction form
    20,876,624/29,399,124 = 29,399,124/x
  3. Step 3: Cross multiply
    20,876,624x = 29,399,124 × 29,399,124
  4. Step 4: Simplify right side
    20,876,624x = 864,308,491,967,376
  5. Step 5: Solve for x
    x = 864,308,491,967,376/20,876,624
  6. Step 6: Final answer
    x = 41,400,778.78

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Why These Related Problems?

These problems maintain the same ratio (1.41) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.