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Finding the Third Proportional to 18,812,892 and 27,493,422

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Solution

The third proportional to 18,812,892 and 27,493,422 is: 40,179,269.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,812,892 : 27,493,422 = 27,493,422 : x
  2. Step 2: Convert to fraction form
    18,812,892/27,493,422 = 27,493,422/x
  3. Step 3: Cross multiply
    18,812,892x = 27,493,422 × 27,493,422
  4. Step 4: Simplify right side
    18,812,892x = 755,888,253,270,084
  5. Step 5: Solve for x
    x = 755,888,253,270,084/18,812,892
  6. Step 6: Final answer
    x = 40,179,269.26

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Why These Related Problems?

These problems maintain the same ratio (1.46) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.