Home / 13,542,784.12-20,309,452.25-5,965,616.44

Finding the Fourth Proportional to 13,542,784.12, 20,309,452.25 and 5,965,616.44

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Solution

The fourth proportional to 13,542,784.12, 20,309,452.25 and 5,965,616.44 is: 8,946,343.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,542,784.12 : 20,309,452.25 = 5,965,616.44 : x
  2. Step 2: Convert to fraction form
    13,542,784.12/20,309,452.25 = 5,965,616.44/x
  3. Step 3: Cross multiply
    13,542,784.12x = 20,309,452.25 × 5,965,616.44
  4. Step 4: Simplify right side
    13,542,784.12x = 121,158,402,229,995
  5. Step 5: Solve for x
    x = 121,158,402,229,995/13,542,784.12
  6. Step 6: Final answer
    x = 8,946,343.76

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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.