Home / 4,952,743.20-7,429,114.80-3,159,129.83

Finding the Fourth Proportional to 4,952,743.20, 7,429,114.80 and 3,159,129.83

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Solution

The fourth proportional to 4,952,743.20, 7,429,114.80 and 3,159,129.83 is: 4,738,694.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,952,743.20 : 7,429,114.80 = 3,159,129.83 : x
  2. Step 2: Convert to fraction form
    4,952,743.20/7,429,114.80 = 3,159,129.83/x
  3. Step 3: Cross multiply
    4,952,743.20x = 7,429,114.80 × 3,159,129.83
  4. Step 4: Simplify right side
    4,952,743.20x = 23,469,538,138,028.91
  5. Step 5: Solve for x
    x = 23,469,538,138,028.91/4,952,743.20
  6. Step 6: Final answer
    x = 4,738,694.74

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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.