Home / 5,487,797.20-8,231,695.80-5,382,821.20

Finding the Fourth Proportional to 5,487,797.20, 8,231,695.80 and 5,382,821.20

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Solution

The fourth proportional to 5,487,797.20, 8,231,695.80 and 5,382,821.20 is: 8,074,231.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,487,797.20 : 8,231,695.80 = 5,382,821.20 : x
  2. Step 2: Convert to fraction form
    5,487,797.20/8,231,695.80 = 5,382,821.20/x
  3. Step 3: Cross multiply
    5,487,797.20x = 8,231,695.80 × 5,382,821.20
  4. Step 4: Simplify right side
    5,487,797.20x = 44,309,746,664,190.96
  5. Step 5: Solve for x
    x = 44,309,746,664,190.96/5,487,797.20
  6. Step 6: Final answer
    x = 8,074,231.80

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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.