Home / 5,421,519.12-8,132,265.72-2,992,555.92

Finding the Fourth Proportional to 5,421,519.12, 8,132,265.72 and 2,992,555.92

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Solution

The fourth proportional to 5,421,519.12, 8,132,265.72 and 2,992,555.92 is: 4,488,826.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,421,519.12 : 8,132,265.72 = 2,992,555.92 : x
  2. Step 2: Convert to fraction form
    5,421,519.12/8,132,265.72 = 2,992,555.92/x
  3. Step 3: Cross multiply
    5,421,519.12x = 8,132,265.72 × 2,992,555.92
  4. Step 4: Simplify right side
    5,421,519.12x = 24,336,259,923,399.06
  5. Step 5: Solve for x
    x = 24,336,259,923,399.06/5,421,519.12
  6. Step 6: Final answer
    x = 4,488,826.73

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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.