Home / 13,542,782.12-20,309,449.25-5,965,614.44

Finding the Fourth Proportional to 13,542,782.12, 20,309,449.25 and 5,965,614.44

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Solution

The fourth proportional to 13,542,782.12, 20,309,449.25 and 5,965,614.44 is: 8,946,340.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,542,782.12 : 20,309,449.25 = 5,965,614.44 : x
  2. Step 2: Convert to fraction form
    13,542,782.12/20,309,449.25 = 5,965,614.44/x
  3. Step 3: Cross multiply
    13,542,782.12x = 20,309,449.25 × 5,965,614.44
  4. Step 4: Simplify right side
    13,542,782.12x = 121,158,343,612,699.92
  5. Step 5: Solve for x
    x = 121,158,343,612,699.92/13,542,782.12
  6. Step 6: Final answer
    x = 8,946,340.76

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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.