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Finding the Third Proportional to 12,596,488 and 18,891,449

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Solution

The third proportional to 12,596,488 and 18,891,449 is: 28,332,249.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,596,488 : 18,891,449 = 18,891,449 : x
  2. Step 2: Convert to fraction form
    12,596,488/18,891,449 = 18,891,449/x
  3. Step 3: Cross multiply
    12,596,488x = 18,891,449 × 18,891,449
  4. Step 4: Simplify right side
    12,596,488x = 356,886,845,319,601
  5. Step 5: Solve for x
    x = 356,886,845,319,601/12,596,488
  6. Step 6: Final answer
    x = 28,332,249.86

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.