Home / 8,471,789.04-12,702,556.20-3,417,194.64

Finding the Fourth Proportional to 8,471,789.04, 12,702,556.20 and 3,417,194.64

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Solution

The fourth proportional to 8,471,789.04, 12,702,556.20 and 3,417,194.64 is: 5,123,723.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,471,789.04 : 12,702,556.20 = 3,417,194.64 : x
  2. Step 2: Convert to fraction form
    8,471,789.04/12,702,556.20 = 3,417,194.64/x
  3. Step 3: Cross multiply
    8,471,789.04x = 12,702,556.20 × 3,417,194.64
  4. Step 4: Simplify right side
    8,471,789.04x = 43,407,106,960,938.77
  5. Step 5: Solve for x
    x = 43,407,106,960,938.77/8,471,789.04
  6. Step 6: Final answer
    x = 5,123,723.78

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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.