Home / 5,135,359.79-7,086,709.90-2,843,471.27

Finding the Fourth Proportional to 5,135,359.79, 7,086,709.90 and 2,843,471.27

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Solution

The fourth proportional to 5,135,359.79, 7,086,709.90 and 2,843,471.27 is: 3,923,942.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,135,359.79 : 7,086,709.90 = 2,843,471.27 : x
  2. Step 2: Convert to fraction form
    5,135,359.79/7,086,709.90 = 2,843,471.27/x
  3. Step 3: Cross multiply
    5,135,359.79x = 7,086,709.90 × 2,843,471.27
  4. Step 4: Simplify right side
    5,135,359.79x = 20,150,855,999,474.57
  5. Step 5: Solve for x
    x = 20,150,855,999,474.57/5,135,359.79
  6. Step 6: Final answer
    x = 3,923,942.40

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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.