Home / 22,128,200.14-33,173,367.54-8,491,132.48

Finding the Fourth Proportional to 22,128,200.14, 33,173,367.54 and 8,491,132.48

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Solution

The fourth proportional to 22,128,200.14, 33,173,367.54 and 8,491,132.48 is: 12,729,433.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,128,200.14 : 33,173,367.54 = 8,491,132.48 : x
  2. Step 2: Convert to fraction form
    22,128,200.14/33,173,367.54 = 8,491,132.48/x
  3. Step 3: Cross multiply
    22,128,200.14x = 33,173,367.54 × 8,491,132.48
  4. Step 4: Simplify right side
    22,128,200.14x = 281,679,458,589,871.69
  5. Step 5: Solve for x
    x = 281,679,458,589,871.69/22,128,200.14
  6. Step 6: Final answer
    x = 12,729,433.79

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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.