Home / 5,321,386.20-7,343,520.05-3,029,546.88

Finding the Fourth Proportional to 5,321,386.20, 7,343,520.05 and 3,029,546.88

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Solution

The fourth proportional to 5,321,386.20, 7,343,520.05 and 3,029,546.88 is: 4,180,778.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,321,386.20 : 7,343,520.05 = 3,029,546.88 : x
  2. Step 2: Convert to fraction form
    5,321,386.20/7,343,520.05 = 3,029,546.88/x
  3. Step 3: Cross multiply
    5,321,386.20x = 7,343,520.05 × 3,029,546.88
  4. Step 4: Simplify right side
    5,321,386.20x = 22,247,538,255,694.94
  5. Step 5: Solve for x
    x = 22,247,538,255,694.94/5,321,386.20
  6. Step 6: Final answer
    x = 4,180,778.73

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.