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Finding the Third Proportional to 8,176,667 and 11,109,423

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Solution

The third proportional to 8,176,667 and 11,109,423 is: 15,094,081.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,176,667 : 11,109,423 = 11,109,423 : x
  2. Step 2: Convert to fraction form
    8,176,667/11,109,423 = 11,109,423/x
  3. Step 3: Cross multiply
    8,176,667x = 11,109,423 × 11,109,423
  4. Step 4: Simplify right side
    8,176,667x = 123,419,279,392,929
  5. Step 5: Solve for x
    x = 123,419,279,392,929/8,176,667
  6. Step 6: Final answer
    x = 15,094,081.66

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Why These Related Problems?

These problems maintain the same ratio (1.36) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.