Home / 5,385,942.60-8,071,933.68-2,187,353.04

Finding the Fourth Proportional to 5,385,942.60, 8,071,933.68 and 2,187,353.04

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Solution

The fourth proportional to 5,385,942.60, 8,071,933.68 and 2,187,353.04 is: 3,278,194.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,385,942.60 : 8,071,933.68 = 2,187,353.04 : x
  2. Step 2: Convert to fraction form
    5,385,942.60/8,071,933.68 = 2,187,353.04/x
  3. Step 3: Cross multiply
    5,385,942.60x = 8,071,933.68 × 2,187,353.04
  4. Step 4: Simplify right side
    5,385,942.60x = 17,656,168,673,626.39
  5. Step 5: Solve for x
    x = 17,656,168,673,626.39/5,385,942.60
  6. Step 6: Final answer
    x = 3,278,194.73

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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.