Home / 13,542,782.13-20,309,449.26-5,965,614.45

Finding the Fourth Proportional to 13,542,782.13, 20,309,449.26 and 5,965,614.45

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Solution

The fourth proportional to 13,542,782.13, 20,309,449.26 and 5,965,614.45 is: 8,946,340.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,542,782.13 : 20,309,449.26 = 5,965,614.45 : x
  2. Step 2: Convert to fraction form
    13,542,782.13/20,309,449.26 = 5,965,614.45/x
  3. Step 3: Cross multiply
    13,542,782.13x = 20,309,449.26 × 5,965,614.45
  4. Step 4: Simplify right side
    13,542,782.13x = 121,158,343,976,997.83
  5. Step 5: Solve for x
    x = 121,158,343,976,997.83/13,542,782.13
  6. Step 6: Final answer
    x = 8,946,340.78

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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.