Home / 5,217,163.20-7,825,744.80-3,957,451.20

Finding the Fourth Proportional to 5,217,163.20, 7,825,744.80 and 3,957,451.20

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Solution

The fourth proportional to 5,217,163.20, 7,825,744.80 and 3,957,451.20 is: 5,936,176.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,217,163.20 : 7,825,744.80 = 3,957,451.20 : x
  2. Step 2: Convert to fraction form
    5,217,163.20/7,825,744.80 = 3,957,451.20/x
  3. Step 3: Cross multiply
    5,217,163.20x = 7,825,744.80 × 3,957,451.20
  4. Step 4: Simplify right side
    5,217,163.20x = 30,970,003,149,653.76
  5. Step 5: Solve for x
    x = 30,970,003,149,653.76/5,217,163.20
  6. Step 6: Final answer
    x = 5,936,176.80

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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.