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Finding the Third Proportional to 3,491,744 and 7,517,135

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Solution

The third proportional to 3,491,744 and 7,517,135 is: 16,183,121.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,491,744 : 7,517,135 = 7,517,135 : x
  2. Step 2: Convert to fraction form
    3,491,744/7,517,135 = 7,517,135/x
  3. Step 3: Cross multiply
    3,491,744x = 7,517,135 × 7,517,135
  4. Step 4: Simplify right side
    3,491,744x = 56,507,318,608,225
  5. Step 5: Solve for x
    x = 56,507,318,608,225/3,491,744
  6. Step 6: Final answer
    x = 16,183,121.85

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Why These Related Problems?

These problems maintain the same ratio (2.15) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.