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Finding the Third Proportional to 15,732,928 and 34,234,592

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Solution

The third proportional to 15,732,928 and 34,234,592 is: 74,493,907.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,732,928 : 34,234,592 = 34,234,592 : x
  2. Step 2: Convert to fraction form
    15,732,928/34,234,592 = 34,234,592/x
  3. Step 3: Cross multiply
    15,732,928x = 34,234,592 × 34,234,592
  4. Step 4: Simplify right side
    15,732,928x = 1,172,007,289,406,464
  5. Step 5: Solve for x
    x = 1,172,007,289,406,464/15,732,928
  6. Step 6: Final answer
    x = 74,493,907.90

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Why These Related Problems?

These problems maintain the same ratio (2.18) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.