Home / 5,381,711.70-8,072,567.55-5,169,135.30

Finding the Fourth Proportional to 5,381,711.70, 8,072,567.55 and 5,169,135.30

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Solution

The fourth proportional to 5,381,711.70, 8,072,567.55 and 5,169,135.30 is: 7,753,702.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,381,711.70 : 8,072,567.55 = 5,169,135.30 : x
  2. Step 2: Convert to fraction form
    5,381,711.70/8,072,567.55 = 5,169,135.30/x
  3. Step 3: Cross multiply
    5,381,711.70x = 8,072,567.55 × 5,169,135.30
  4. Step 4: Simplify right side
    5,381,711.70x = 41,728,193,884,339.52
  5. Step 5: Solve for x
    x = 41,728,193,884,339.52/5,381,711.70
  6. Step 6: Final answer
    x = 7,753,702.95

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Similar ratio
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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.