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Finding the Third Proportional to 8,746,554 and 18,979,850

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Solution

The third proportional to 8,746,554 and 18,979,850 is: 41,185,900.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,746,554 : 18,979,850 = 18,979,850 : x
  2. Step 2: Convert to fraction form
    8,746,554/18,979,850 = 18,979,850/x
  3. Step 3: Cross multiply
    8,746,554x = 18,979,850 × 18,979,850
  4. Step 4: Simplify right side
    8,746,554x = 360,234,706,022,500
  5. Step 5: Solve for x
    x = 360,234,706,022,500/8,746,554
  6. Step 6: Final answer
    x = 41,185,900.87

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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.