Home / 5,181,489.60-7,761,736.80-2,935,003.20

Finding the Fourth Proportional to 5,181,489.60, 7,761,736.80 and 2,935,003.20

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Solution

The fourth proportional to 5,181,489.60, 7,761,736.80 and 2,935,003.20 is: 4,396,558.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,181,489.60 : 7,761,736.80 = 2,935,003.20 : x
  2. Step 2: Convert to fraction form
    5,181,489.60/7,761,736.80 = 2,935,003.20/x
  3. Step 3: Cross multiply
    5,181,489.60x = 7,761,736.80 × 2,935,003.20
  4. Step 4: Simplify right side
    5,181,489.60x = 22,780,722,345,557.76
  5. Step 5: Solve for x
    x = 22,780,722,345,557.76/5,181,489.60
  6. Step 6: Final answer
    x = 4,396,558.54

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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.