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Finding the Third Proportional to 11,625,452 and 19,142,519

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Solution

The third proportional to 11,625,452 and 19,142,519 is: 31,520,153.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,625,452 : 19,142,519 = 19,142,519 : x
  2. Step 2: Convert to fraction form
    11,625,452/19,142,519 = 19,142,519/x
  3. Step 3: Cross multiply
    11,625,452x = 19,142,519 × 19,142,519
  4. Step 4: Simplify right side
    11,625,452x = 366,436,033,665,361
  5. Step 5: Solve for x
    x = 366,436,033,665,361/11,625,452
  6. Step 6: Final answer
    x = 31,520,153.68

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Why These Related Problems?

These problems maintain the same ratio (1.65) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.