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Finding the Third Proportional to 17,726,317 and 38,558,448

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Solution

The third proportional to 17,726,317 and 38,558,448 is: 83,872,691.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,726,317 : 38,558,448 = 38,558,448 : x
  2. Step 2: Convert to fraction form
    17,726,317/38,558,448 = 38,558,448/x
  3. Step 3: Cross multiply
    17,726,317x = 38,558,448 × 38,558,448
  4. Step 4: Simplify right side
    17,726,317x = 1,486,753,912,168,704
  5. Step 5: Solve for x
    x = 1,486,753,912,168,704/17,726,317
  6. Step 6: Final answer
    x = 83,872,691.22

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Why These Related Problems?

These problems maintain the same ratio (2.18) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.