Home / 9,074,815.90-13,612,223.85-8,235,007.90

Finding the Fourth Proportional to 9,074,815.90, 13,612,223.85 and 8,235,007.90

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Solution

The fourth proportional to 9,074,815.90, 13,612,223.85 and 8,235,007.90 is: 12,352,511.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,074,815.90 : 13,612,223.85 = 8,235,007.90 : x
  2. Step 2: Convert to fraction form
    9,074,815.90/13,612,223.85 = 8,235,007.90/x
  3. Step 3: Cross multiply
    9,074,815.90x = 13,612,223.85 × 8,235,007.90
  4. Step 4: Simplify right side
    9,074,815.90x = 112,096,770,941,318.42
  5. Step 5: Solve for x
    x = 112,096,770,941,318.42/9,074,815.90
  6. Step 6: Final answer
    x = 12,352,511.85

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Similar ratio
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1.5x scale

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.