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Finding the Third Proportional to 28,138,304.25 and 60,972,991.13

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Solution

The third proportional to 28,138,304.25 and 60,972,991.13 is: 132,122,590.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,138,304.25 : 60,972,991.13 = 60,972,991.13 : x
  2. Step 2: Convert to fraction form
    28,138,304.25/60,972,991.13 = 60,972,991.13/x
  3. Step 3: Cross multiply
    28,138,304.25x = 60,972,991.13 × 60,972,991.13
  4. Step 4: Simplify right side
    28,138,304.25x = 3,717,705,646,729,329
  5. Step 5: Solve for x
    x = 3,717,705,646,729,329/28,138,304.25
  6. Step 6: Final answer
    x = 132,122,590.39

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Why These Related Problems?

These problems maintain the same ratio (2.17) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.