Home / 5,383,381.20-8,079,478.20-5,341,390.80

Finding the Fourth Proportional to 5,383,381.20, 8,079,478.20 and 5,341,390.80

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Solution

The fourth proportional to 5,383,381.20, 8,079,478.20 and 5,341,390.80 is: 8,016,458.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,383,381.20 : 8,079,478.20 = 5,341,390.80 : x
  2. Step 2: Convert to fraction form
    5,383,381.20/8,079,478.20 = 5,341,390.80/x
  3. Step 3: Cross multiply
    5,383,381.20x = 8,079,478.20 × 5,341,390.80
  4. Step 4: Simplify right side
    5,383,381.20x = 43,155,650,526,280.56
  5. Step 5: Solve for x
    x = 43,155,650,526,280.56/5,383,381.20
  6. Step 6: Final answer
    x = 8,016,458.23

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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.