Home / 5,721,507.27-7,895,791.82-3,143,285.78

Finding the Fourth Proportional to 5,721,507.27, 7,895,791.82 and 3,143,285.78

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Solution

The fourth proportional to 5,721,507.27, 7,895,791.82 and 3,143,285.78 is: 4,337,795.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,721,507.27 : 7,895,791.82 = 3,143,285.78 : x
  2. Step 2: Convert to fraction form
    5,721,507.27/7,895,791.82 = 3,143,285.78/x
  3. Step 3: Cross multiply
    5,721,507.27x = 7,895,791.82 × 3,143,285.78
  4. Step 4: Simplify right side
    5,721,507.27x = 24,818,730,094,450.93
  5. Step 5: Solve for x
    x = 24,818,730,094,450.93/5,721,507.27
  6. Step 6: Final answer
    x = 4,337,795.78

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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.