Home / 8,471,268.63-11,690,440.83-4,603,789.71

Finding the Fourth Proportional to 8,471,268.63, 11,690,440.83 and 4,603,789.71

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Solution

The fourth proportional to 8,471,268.63, 11,690,440.83 and 4,603,789.71 is: 6,353,278.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,471,268.63 : 11,690,440.83 = 4,603,789.71 : x
  2. Step 2: Convert to fraction form
    8,471,268.63/11,690,440.83 = 4,603,789.71/x
  3. Step 3: Cross multiply
    8,471,268.63x = 11,690,440.83 × 4,603,789.71
  4. Step 4: Simplify right side
    8,471,268.63x = 53,820,331,198,517.86
  5. Step 5: Solve for x
    x = 53,820,331,198,517.86/8,471,268.63
  6. Step 6: Final answer
    x = 6,353,278.78

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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.