Home / 8,311,912.20-12,466,701.90-2,632,710.60

Finding the Fourth Proportional to 8,311,912.20, 12,466,701.90 and 2,632,710.60

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Solution

The fourth proportional to 8,311,912.20, 12,466,701.90 and 2,632,710.60 is: 3,948,696.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,311,912.20 : 12,466,701.90 = 2,632,710.60 : x
  2. Step 2: Convert to fraction form
    8,311,912.20/12,466,701.90 = 2,632,710.60/x
  3. Step 3: Cross multiply
    8,311,912.20x = 12,466,701.90 × 2,632,710.60
  4. Step 4: Simplify right side
    8,311,912.20x = 32,821,218,239,170.14
  5. Step 5: Solve for x
    x = 32,821,218,239,170.14/8,311,912.20
  6. Step 6: Final answer
    x = 3,948,696.46

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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.