Home / 28,872,850.41-43,311,937.86-9,442,177.20

Finding the Fourth Proportional to 28,872,850.41, 43,311,937.86 and 9,442,177.20

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Solution

The fourth proportional to 28,872,850.41, 43,311,937.86 and 9,442,177.20 is: 14,164,136.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,872,850.41 : 43,311,937.86 = 9,442,177.20 : x
  2. Step 2: Convert to fraction form
    28,872,850.41/43,311,937.86 = 9,442,177.20/x
  3. Step 3: Cross multiply
    28,872,850.41x = 43,311,937.86 × 9,442,177.20
  4. Step 4: Simplify right side
    28,872,850.41x = 408,958,992,149,508.75
  5. Step 5: Solve for x
    x = 408,958,992,149,508.75/28,872,850.41
  6. Step 6: Final answer
    x = 14,164,136.42

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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.