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Finding the Third Proportional to 17,549,330 and 39,131,542

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Solution

The third proportional to 17,549,330 and 39,131,542 is: 87,255,614.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,549,330 : 39,131,542 = 39,131,542 : x
  2. Step 2: Convert to fraction form
    17,549,330/39,131,542 = 39,131,542/x
  3. Step 3: Cross multiply
    17,549,330x = 39,131,542 × 39,131,542
  4. Step 4: Simplify right side
    17,549,330x = 1,531,277,579,297,764
  5. Step 5: Solve for x
    x = 1,531,277,579,297,764/17,549,330
  6. Step 6: Final answer
    x = 87,255,614.85

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Why These Related Problems?

These problems maintain the same ratio (2.23) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.