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Finding the Third Proportional to 28,387,863 and 42,534,398.25

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Solution

The third proportional to 28,387,863 and 42,534,398.25 is: 63,730,582.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,387,863 : 42,534,398.25 = 42,534,398.25 : x
  2. Step 2: Convert to fraction form
    28,387,863/42,534,398.25 = 42,534,398.25/x
  3. Step 3: Cross multiply
    28,387,863x = 42,534,398.25 × 42,534,398.25
  4. Step 4: Simplify right side
    28,387,863x = 1,809,175,034,489,603
  5. Step 5: Solve for x
    x = 1,809,175,034,489,603/28,387,863
  6. Step 6: Final answer
    x = 63,730,582.13

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.