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Finding the Third Proportional to 8,487,936 and 16,542,720

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Solution

The third proportional to 8,487,936 and 16,542,720 is: 32,241,240.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,487,936 : 16,542,720 = 16,542,720 : x
  2. Step 2: Convert to fraction form
    8,487,936/16,542,720 = 16,542,720/x
  3. Step 3: Cross multiply
    8,487,936x = 16,542,720 × 16,542,720
  4. Step 4: Simplify right side
    8,487,936x = 273,661,584,998,400
  5. Step 5: Solve for x
    x = 273,661,584,998,400/8,487,936
  6. Step 6: Final answer
    x = 32,241,240.39

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Why These Related Problems?

These problems maintain the same ratio (1.95) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.