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Finding the Third Proportional to 9,957,516 and 15,027,849

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Solution

The third proportional to 9,957,516 and 15,027,849 is: 22,679,978.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,957,516 : 15,027,849 = 15,027,849 : x
  2. Step 2: Convert to fraction form
    9,957,516/15,027,849 = 15,027,849/x
  3. Step 3: Cross multiply
    9,957,516x = 15,027,849 × 15,027,849
  4. Step 4: Simplify right side
    9,957,516x = 225,836,245,566,801
  5. Step 5: Solve for x
    x = 225,836,245,566,801/9,957,516
  6. Step 6: Final answer
    x = 22,679,978.18

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Why These Related Problems?

These problems maintain the same ratio (1.51) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.