Home / 11,488,321.94-15,853,836.38-6,331,671.18

Finding the Fourth Proportional to 11,488,321.94, 15,853,836.38 and 6,331,671.18

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Solution

The fourth proportional to 11,488,321.94, 15,853,836.38 and 6,331,671.18 is: 8,737,679.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,488,321.94 : 15,853,836.38 = 6,331,671.18 : x
  2. Step 2: Convert to fraction form
    11,488,321.94/15,853,836.38 = 6,331,671.18/x
  3. Step 3: Cross multiply
    11,488,321.94x = 15,853,836.38 × 6,331,671.18
  4. Step 4: Simplify right side
    11,488,321.94x = 100,381,278,868,023.17
  5. Step 5: Solve for x
    x = 100,381,278,868,023.17/11,488,321.94
  6. Step 6: Final answer
    x = 8,737,679.83

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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.