Home / 28,582,823.97-42,850,135.22-12,396,584.25

Finding the Fourth Proportional to 28,582,823.97, 42,850,135.22 and 12,396,584.25

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Solution

The fourth proportional to 28,582,823.97, 42,850,135.22 and 12,396,584.25 is: 18,584,423.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,582,823.97 : 42,850,135.22 = 12,396,584.25 : x
  2. Step 2: Convert to fraction form
    28,582,823.97/42,850,135.22 = 12,396,584.25/x
  3. Step 3: Cross multiply
    28,582,823.97x = 42,850,135.22 × 12,396,584.25
  4. Step 4: Simplify right side
    28,582,823.97x = 531,195,311,316,639.44
  5. Step 5: Solve for x
    x = 531,195,311,316,639.44/28,582,823.97
  6. Step 6: Final answer
    x = 18,584,423.70

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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.