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Finding the Third Proportional to 39,080,138 and 57,483,474

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Solution

The third proportional to 39,080,138 and 57,483,474 is: 84,553,175.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,080,138 : 57,483,474 = 57,483,474 : x
  2. Step 2: Convert to fraction form
    39,080,138/57,483,474 = 57,483,474/x
  3. Step 3: Cross multiply
    39,080,138x = 57,483,474 × 57,483,474
  4. Step 4: Simplify right side
    39,080,138x = 3,304,349,783,108,676
  5. Step 5: Solve for x
    x = 3,304,349,783,108,676/39,080,138
  6. Step 6: Final answer
    x = 84,553,175.92

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Why These Related Problems?

These problems maintain the same ratio (1.47) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.