Home / 8,392,447.20-11,581,594.83-4,954,909.65

Finding the Fourth Proportional to 8,392,447.20, 11,581,594.83 and 4,954,909.65

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Solution

The fourth proportional to 8,392,447.20, 11,581,594.83 and 4,954,909.65 is: 6,837,785.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,392,447.20 : 11,581,594.83 = 4,954,909.65 : x
  2. Step 2: Convert to fraction form
    8,392,447.20/11,581,594.83 = 4,954,909.65/x
  3. Step 3: Cross multiply
    8,392,447.20x = 11,581,594.83 × 4,954,909.65
  4. Step 4: Simplify right side
    8,392,447.20x = 57,385,755,985,557.12
  5. Step 5: Solve for x
    x = 57,385,755,985,557.12/8,392,447.20
  6. Step 6: Final answer
    x = 6,837,785.76

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.