Home / 5,437,517.60-8,156,276.40-3,645,927.20

Finding the Fourth Proportional to 5,437,517.60, 8,156,276.40 and 3,645,927.20

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Solution

The fourth proportional to 5,437,517.60, 8,156,276.40 and 3,645,927.20 is: 5,468,890.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,437,517.60 : 8,156,276.40 = 3,645,927.20 : x
  2. Step 2: Convert to fraction form
    5,437,517.60/8,156,276.40 = 3,645,927.20/x
  3. Step 3: Cross multiply
    5,437,517.60x = 8,156,276.40 × 3,645,927.20
  4. Step 4: Simplify right side
    5,437,517.60x = 29,737,189,977,478.08
  5. Step 5: Solve for x
    x = 29,737,189,977,478.08/5,437,517.60
  6. Step 6: Final answer
    x = 5,468,890.80

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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.