Home / 28,582,854.35-42,850,180.78-12,396,614.63

Finding the Fourth Proportional to 28,582,854.35, 42,850,180.78 and 12,396,614.63

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Solution

The fourth proportional to 28,582,854.35, 42,850,180.78 and 12,396,614.63 is: 18,584,469.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,582,854.35 : 42,850,180.78 = 12,396,614.63 : x
  2. Step 2: Convert to fraction form
    28,582,854.35/42,850,180.78 = 12,396,614.63/x
  3. Step 3: Cross multiply
    28,582,854.35x = 42,850,180.78 × 12,396,614.63
  4. Step 4: Simplify right side
    28,582,854.35x = 531,197,177,710,250.44
  5. Step 5: Solve for x
    x = 531,197,177,710,250.44/28,582,854.35
  6. Step 6: Final answer
    x = 18,584,469.25

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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.