Home / 6,121,990.80-9,182,986.20-5,744,077.20

Finding the Fourth Proportional to 6,121,990.80, 9,182,986.20 and 5,744,077.20

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Solution

The fourth proportional to 6,121,990.80, 9,182,986.20 and 5,744,077.20 is: 8,616,115.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,121,990.80 : 9,182,986.20 = 5,744,077.20 : x
  2. Step 2: Convert to fraction form
    6,121,990.80/9,182,986.20 = 5,744,077.20/x
  3. Step 3: Cross multiply
    6,121,990.80x = 9,182,986.20 × 5,744,077.20
  4. Step 4: Simplify right side
    6,121,990.80x = 52,747,781,659,334.64
  5. Step 5: Solve for x
    x = 52,747,781,659,334.64/6,121,990.80
  6. Step 6: Final answer
    x = 8,616,115.80

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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.