Home / 13,542,777.99-20,309,443.07-5,965,610.31

Finding the Fourth Proportional to 13,542,777.99, 20,309,443.07 and 5,965,610.31

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Solution

The fourth proportional to 13,542,777.99, 20,309,443.07 and 5,965,610.31 is: 8,946,334.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,542,777.99 : 20,309,443.07 = 5,965,610.31 : x
  2. Step 2: Convert to fraction form
    13,542,777.99/20,309,443.07 = 5,965,610.31/x
  3. Step 3: Cross multiply
    13,542,777.99x = 20,309,443.07 × 5,965,610.31
  4. Step 4: Simplify right side
    13,542,777.99x = 121,158,222,938,922
  5. Step 5: Solve for x
    x = 121,158,222,938,922/13,542,777.99
  6. Step 6: Final answer
    x = 8,946,334.57

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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.