Home / 5,385,082.40-8,067,793.20-3,281,376.80

Finding the Fourth Proportional to 5,385,082.40, 8,067,793.20 and 3,281,376.80

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Solution

The fourth proportional to 5,385,082.40, 8,067,793.20 and 3,281,376.80 is: 4,916,075.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,385,082.40 : 8,067,793.20 = 3,281,376.80 : x
  2. Step 2: Convert to fraction form
    5,385,082.40/8,067,793.20 = 3,281,376.80/x
  3. Step 3: Cross multiply
    5,385,082.40x = 8,067,793.20 × 3,281,376.80
  4. Step 4: Simplify right side
    5,385,082.40x = 26,473,469,433,677.76
  5. Step 5: Solve for x
    x = 26,473,469,433,677.76/5,385,082.40
  6. Step 6: Final answer
    x = 4,916,075.09

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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.