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Finding the Third Proportional to 16,917,150 and 25,380,909

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Solution

The third proportional to 16,917,150 and 25,380,909 is: 38,079,141.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,917,150 : 25,380,909 = 25,380,909 : x
  2. Step 2: Convert to fraction form
    16,917,150/25,380,909 = 25,380,909/x
  3. Step 3: Cross multiply
    16,917,150x = 25,380,909 × 25,380,909
  4. Step 4: Simplify right side
    16,917,150x = 644,190,541,666,281
  5. Step 5: Solve for x
    x = 644,190,541,666,281/16,917,150
  6. Step 6: Final answer
    x = 38,079,141.09

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.