Home / 8,311,862.40-12,467,793.60-6,632,246.40

Finding the Fourth Proportional to 8,311,862.40, 12,467,793.60 and 6,632,246.40

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Solution

The fourth proportional to 8,311,862.40, 12,467,793.60 and 6,632,246.40 is: 9,948,369.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,311,862.40 : 12,467,793.60 = 6,632,246.40 : x
  2. Step 2: Convert to fraction form
    8,311,862.40/12,467,793.60 = 6,632,246.40/x
  3. Step 3: Cross multiply
    8,311,862.40x = 12,467,793.60 × 6,632,246.40
  4. Step 4: Simplify right side
    8,311,862.40x = 82,689,479,219,543.05
  5. Step 5: Solve for x
    x = 82,689,479,219,543.05/8,311,862.40
  6. Step 6: Final answer
    x = 9,948,369.60

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Similar ratio
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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.