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Finding the Third Proportional to 15,997,620 and 25,761,438

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Solution

The third proportional to 15,997,620 and 25,761,438 is: 41,484,401.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,997,620 : 25,761,438 = 25,761,438 : x
  2. Step 2: Convert to fraction form
    15,997,620/25,761,438 = 25,761,438/x
  3. Step 3: Cross multiply
    15,997,620x = 25,761,438 × 25,761,438
  4. Step 4: Simplify right side
    15,997,620x = 663,651,687,827,844
  5. Step 5: Solve for x
    x = 663,651,687,827,844/15,997,620
  6. Step 6: Final answer
    x = 41,484,401.29

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Why These Related Problems?

These problems maintain the same ratio (1.61) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.