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Finding the Third Proportional to 10,539,351 and 15,721,591.50

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Solution

The third proportional to 10,539,351 and 15,721,591.50 is: 23,451,960.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,539,351 : 15,721,591.50 = 15,721,591.50 : x
  2. Step 2: Convert to fraction form
    10,539,351/15,721,591.50 = 15,721,591.50/x
  3. Step 3: Cross multiply
    10,539,351x = 15,721,591.50 × 15,721,591.50
  4. Step 4: Simplify right side
    10,539,351x = 247,168,439,292,872.25
  5. Step 5: Solve for x
    x = 247,168,439,292,872.25/10,539,351
  6. Step 6: Final answer
    x = 23,451,960.12

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Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.