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Finding the Third Proportional to 8,565,272 and 18,541,868

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Solution

The third proportional to 8,565,272 and 18,541,868 is: 40,138,931.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,565,272 : 18,541,868 = 18,541,868 : x
  2. Step 2: Convert to fraction form
    8,565,272/18,541,868 = 18,541,868/x
  3. Step 3: Cross multiply
    8,565,272x = 18,541,868 × 18,541,868
  4. Step 4: Simplify right side
    8,565,272x = 343,800,868,929,424
  5. Step 5: Solve for x
    x = 343,800,868,929,424/8,565,272
  6. Step 6: Final answer
    x = 40,138,931.83

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Why These Related Problems?

These problems maintain the same ratio (2.16) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.