Home / 6,521,974.80-9,785,028.92-5,087,576.16

Finding the Fourth Proportional to 6,521,974.80, 9,785,028.92 and 5,087,576.16

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Solution

The fourth proportional to 6,521,974.80, 9,785,028.92 and 5,087,576.16 is: 7,632,976.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,521,974.80 : 9,785,028.92 = 5,087,576.16 : x
  2. Step 2: Convert to fraction form
    6,521,974.80/9,785,028.92 = 5,087,576.16/x
  3. Step 3: Cross multiply
    6,521,974.80x = 9,785,028.92 × 5,087,576.16
  4. Step 4: Simplify right side
    6,521,974.80x = 49,782,079,858,302.55
  5. Step 5: Solve for x
    x = 49,782,079,858,302.55/6,521,974.80
  6. Step 6: Final answer
    x = 7,632,976.42

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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.