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Finding the Third Proportional to 5,151,890 and 11,188,932

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Solution

The third proportional to 5,151,890 and 11,188,932 is: 24,300,246.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,151,890 : 11,188,932 = 11,188,932 : x
  2. Step 2: Convert to fraction form
    5,151,890/11,188,932 = 11,188,932/x
  3. Step 3: Cross multiply
    5,151,890x = 11,188,932 × 11,188,932
  4. Step 4: Simplify right side
    5,151,890x = 125,192,199,300,624
  5. Step 5: Solve for x
    x = 125,192,199,300,624/5,151,890
  6. Step 6: Final answer
    x = 24,300,246.96

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Why These Related Problems?

These problems maintain the same ratio (2.17) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.