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Finding the Third Proportional to 10,061,978.38 and 15,690,838.56

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Solution

The third proportional to 10,061,978.38 and 15,690,838.56 is: 24,468,589.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,061,978.38 : 15,690,838.56 = 15,690,838.56 : x
  2. Step 2: Convert to fraction form
    10,061,978.38/15,690,838.56 = 15,690,838.56/x
  3. Step 3: Cross multiply
    10,061,978.38x = 15,690,838.56 × 15,690,838.56
  4. Step 4: Simplify right side
    10,061,978.38x = 246,202,414,794,437.06
  5. Step 5: Solve for x
    x = 246,202,414,794,437.06/10,061,978.38
  6. Step 6: Final answer
    x = 24,468,589.14

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Why These Related Problems?

These problems maintain the same ratio (1.56) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.