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Finding the Third Proportional to 8,815,854 and 13,356,846

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Solution

The third proportional to 8,815,854 and 13,356,846 is: 20,236,874.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,815,854 : 13,356,846 = 13,356,846 : x
  2. Step 2: Convert to fraction form
    8,815,854/13,356,846 = 13,356,846/x
  3. Step 3: Cross multiply
    8,815,854x = 13,356,846 × 13,356,846
  4. Step 4: Simplify right side
    8,815,854x = 178,405,335,067,716
  5. Step 5: Solve for x
    x = 178,405,335,067,716/8,815,854
  6. Step 6: Final answer
    x = 20,236,874.96

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Why These Related Problems?

These problems maintain the same ratio (1.52) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.