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Finding the Third Proportional to 4,991,204 and 10,218,496

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Solution

The third proportional to 4,991,204 and 10,218,496 is: 20,920,335.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,991,204 : 10,218,496 = 10,218,496 : x
  2. Step 2: Convert to fraction form
    4,991,204/10,218,496 = 10,218,496/x
  3. Step 3: Cross multiply
    4,991,204x = 10,218,496 × 10,218,496
  4. Step 4: Simplify right side
    4,991,204x = 104,417,660,502,016
  5. Step 5: Solve for x
    x = 104,417,660,502,016/4,991,204
  6. Step 6: Final answer
    x = 20,920,335.15

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Why These Related Problems?

These problems maintain the same ratio (2.05) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.