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Finding the Third Proportional to 11,690,032 and 18,342,744

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Solution

The third proportional to 11,690,032 and 18,342,744 is: 28,781,465.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,690,032 : 18,342,744 = 18,342,744 : x
  2. Step 2: Convert to fraction form
    11,690,032/18,342,744 = 18,342,744/x
  3. Step 3: Cross multiply
    11,690,032x = 18,342,744 × 18,342,744
  4. Step 4: Simplify right side
    11,690,032x = 336,456,257,449,536
  5. Step 5: Solve for x
    x = 336,456,257,449,536/11,690,032
  6. Step 6: Final answer
    x = 28,781,465.91

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Why These Related Problems?

These problems maintain the same ratio (1.57) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.