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Finding the Third Proportional to 7,481,790 and 16,082,439

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Solution

The third proportional to 7,481,790 and 16,082,439 is: 34,569,914.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,481,790 : 16,082,439 = 16,082,439 : x
  2. Step 2: Convert to fraction form
    7,481,790/16,082,439 = 16,082,439/x
  3. Step 3: Cross multiply
    7,481,790x = 16,082,439 × 16,082,439
  4. Step 4: Simplify right side
    7,481,790x = 258,644,844,188,721
  5. Step 5: Solve for x
    x = 258,644,844,188,721/7,481,790
  6. Step 6: Final answer
    x = 34,569,914.98

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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.