Home / 5,271,138.38-7,274,707.55-3,206,296.31

Finding the Fourth Proportional to 5,271,138.38, 7,274,707.55 and 3,206,296.31

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Solution

The fourth proportional to 5,271,138.38, 7,274,707.55 and 3,206,296.31 is: 4,425,015.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,271,138.38 : 7,274,707.55 = 3,206,296.31 : x
  2. Step 2: Convert to fraction form
    5,271,138.38/7,274,707.55 = 3,206,296.31/x
  3. Step 3: Cross multiply
    5,271,138.38x = 7,274,707.55 × 3,206,296.31
  4. Step 4: Simplify right side
    5,271,138.38x = 23,324,867,951,548.15
  5. Step 5: Solve for x
    x = 23,324,867,951,548.15/5,271,138.38
  6. Step 6: Final answer
    x = 4,425,015.29

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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.