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Finding the Third Proportional to 12,691,488 and 19,065,366

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Solution

The third proportional to 12,691,488 and 19,065,366 is: 28,640,312.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,691,488 : 19,065,366 = 19,065,366 : x
  2. Step 2: Convert to fraction form
    12,691,488/19,065,366 = 19,065,366/x
  3. Step 3: Cross multiply
    12,691,488x = 19,065,366 × 19,065,366
  4. Step 4: Simplify right side
    12,691,488x = 363,488,180,713,956
  5. Step 5: Solve for x
    x = 363,488,180,713,956/12,691,488
  6. Step 6: Final answer
    x = 28,640,312.37

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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.