Home / 8,382,834.75-12,579,131.37-3,524,789.70

Finding the Fourth Proportional to 8,382,834.75, 12,579,131.37 and 3,524,789.70

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Solution

The fourth proportional to 8,382,834.75, 12,579,131.37 and 3,524,789.70 is: 5,289,236.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,382,834.75 : 12,579,131.37 = 3,524,789.70 : x
  2. Step 2: Convert to fraction form
    8,382,834.75/12,579,131.37 = 3,524,789.70/x
  3. Step 3: Cross multiply
    8,382,834.75x = 12,579,131.37 × 3,524,789.70
  4. Step 4: Simplify right side
    8,382,834.75x = 44,338,792,687,922.89
  5. Step 5: Solve for x
    x = 44,338,792,687,922.89/8,382,834.75
  6. Step 6: Final answer
    x = 5,289,236.16

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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.