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Finding the Third Proportional to 18,237,001.50 and 27,731,686.50

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Solution

The third proportional to 18,237,001.50 and 27,731,686.50 is: 42,169,565.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,237,001.50 : 27,731,686.50 = 27,731,686.50 : x
  2. Step 2: Convert to fraction form
    18,237,001.50/27,731,686.50 = 27,731,686.50/x
  3. Step 3: Cross multiply
    18,237,001.50x = 27,731,686.50 × 27,731,686.50
  4. Step 4: Simplify right side
    18,237,001.50x = 769,046,436,134,282.25
  5. Step 5: Solve for x
    x = 769,046,436,134,282.25/18,237,001.50
  6. Step 6: Final answer
    x = 42,169,565.88

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Why These Related Problems?

These problems maintain the same ratio (1.52) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.