Home / 10,691,625.52-14,740,169.52-8,493,780.88

Finding the Fourth Proportional to 10,691,625.52, 14,740,169.52 and 8,493,780.88

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Solution

The fourth proportional to 10,691,625.52, 14,740,169.52 and 8,493,780.88 is: 11,710,078.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,691,625.52 : 14,740,169.52 = 8,493,780.88 : x
  2. Step 2: Convert to fraction form
    10,691,625.52/14,740,169.52 = 8,493,780.88/x
  3. Step 3: Cross multiply
    10,691,625.52x = 14,740,169.52 × 8,493,780.88
  4. Step 4: Simplify right side
    10,691,625.52x = 125,199,770,036,934.78
  5. Step 5: Solve for x
    x = 125,199,770,036,934.78/10,691,625.52
  6. Step 6: Final answer
    x = 11,710,078.12

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.