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Finding the Third Proportional to 17,690,605 and 37,840,509

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Solution

The third proportional to 17,690,605 and 37,840,509 is: 80,941,500.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,690,605 : 37,840,509 = 37,840,509 : x
  2. Step 2: Convert to fraction form
    17,690,605/37,840,509 = 37,840,509/x
  3. Step 3: Cross multiply
    17,690,605x = 37,840,509 × 37,840,509
  4. Step 4: Simplify right side
    17,690,605x = 1,431,904,121,379,081
  5. Step 5: Solve for x
    x = 1,431,904,121,379,081/17,690,605
  6. Step 6: Final answer
    x = 80,941,500.95

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Why These Related Problems?

These problems maintain the same ratio (2.14) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.