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Finding the Third Proportional to 8,687,736 and 11,424,402

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Solution

The third proportional to 8,687,736 and 11,424,402 is: 15,023,126.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,687,736 : 11,424,402 = 11,424,402 : x
  2. Step 2: Convert to fraction form
    8,687,736/11,424,402 = 11,424,402/x
  3. Step 3: Cross multiply
    8,687,736x = 11,424,402 × 11,424,402
  4. Step 4: Simplify right side
    8,687,736x = 130,516,961,057,604
  5. Step 5: Solve for x
    x = 130,516,961,057,604/8,687,736
  6. Step 6: Final answer
    x = 15,023,126.98

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Why These Related Problems?

These problems maintain the same ratio (1.32) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.