Home / 5,325,175.20-7,993,011.60-2,632,540.80

Finding the Fourth Proportional to 5,325,175.20, 7,993,011.60 and 2,632,540.80

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Solution

The fourth proportional to 5,325,175.20, 7,993,011.60 and 2,632,540.80 is: 3,951,405.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,325,175.20 : 7,993,011.60 = 2,632,540.80 : x
  2. Step 2: Convert to fraction form
    5,325,175.20/7,993,011.60 = 2,632,540.80/x
  3. Step 3: Cross multiply
    5,325,175.20x = 7,993,011.60 × 2,632,540.80
  4. Step 4: Simplify right side
    5,325,175.20x = 21,041,929,151,873.28
  5. Step 5: Solve for x
    x = 21,041,929,151,873.28/5,325,175.20
  6. Step 6: Final answer
    x = 3,951,405.98

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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.