Home / 13,576,151.61-20,364,229.44-3,991,613.31

Finding the Fourth Proportional to 13,576,151.61, 20,364,229.44 and 3,991,613.31

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Solution

The fourth proportional to 13,576,151.61, 20,364,229.44 and 3,991,613.31 is: 5,987,420.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,576,151.61 : 20,364,229.44 = 3,991,613.31 : x
  2. Step 2: Convert to fraction form
    13,576,151.61/20,364,229.44 = 3,991,613.31/x
  3. Step 3: Cross multiply
    13,576,151.61x = 20,364,229.44 × 3,991,613.31
  4. Step 4: Simplify right side
    13,576,151.61x = 81,286,129,280,597.86
  5. Step 5: Solve for x
    x = 81,286,129,280,597.86/13,576,151.61
  6. Step 6: Final answer
    x = 5,987,420.56

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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.