Home / 5,134,921.68-7,086,413.31-2,843,082.36

Finding the Fourth Proportional to 5,134,921.68, 7,086,413.31 and 2,843,082.36

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Solution

The fourth proportional to 5,134,921.68, 7,086,413.31 and 2,843,082.36 is: 3,923,576.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,134,921.68 : 7,086,413.31 = 2,843,082.36 : x
  2. Step 2: Convert to fraction form
    5,134,921.68/7,086,413.31 = 2,843,082.36/x
  3. Step 3: Cross multiply
    5,134,921.68x = 7,086,413.31 × 2,843,082.36
  4. Step 4: Simplify right side
    5,134,921.68x = 20,147,256,677,330.21
  5. Step 5: Solve for x
    x = 20,147,256,677,330.21/5,134,921.68
  6. Step 6: Final answer
    x = 3,923,576.24

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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.