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Finding the Third Proportional to 20,193,522 and 31,327,414

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Solution

The third proportional to 20,193,522 and 31,327,414 is: 48,600,084.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    20,193,522 : 31,327,414 = 31,327,414 : x
  2. Step 2: Convert to fraction form
    20,193,522/31,327,414 = 31,327,414/x
  3. Step 3: Cross multiply
    20,193,522x = 31,327,414 × 31,327,414
  4. Step 4: Simplify right side
    20,193,522x = 981,406,867,927,396
  5. Step 5: Solve for x
    x = 981,406,867,927,396/20,193,522
  6. Step 6: Final answer
    x = 48,600,084.12

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Why These Related Problems?

These problems maintain the same ratio (1.55) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.