Home / 8,382,961.52-12,579,321.72-3,524,916.88

Finding the Fourth Proportional to 8,382,961.52, 12,579,321.72 and 3,524,916.88

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Solution

The fourth proportional to 8,382,961.52, 12,579,321.72 and 3,524,916.88 is: 5,289,427.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,382,961.52 : 12,579,321.72 = 3,524,916.88 : x
  2. Step 2: Convert to fraction form
    8,382,961.52/12,579,321.72 = 3,524,916.88/x
  3. Step 3: Cross multiply
    8,382,961.52x = 12,579,321.72 × 3,524,916.88
  4. Step 4: Simplify right side
    8,382,961.52x = 44,341,063,469,778.63
  5. Step 5: Solve for x
    x = 44,341,063,469,778.63/8,382,961.52
  6. Step 6: Final answer
    x = 5,289,427.06

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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.