Home / 5,079,144.40-7,009,474.44-2,787,286.48

Finding the Fourth Proportional to 5,079,144.40, 7,009,474.44 and 2,787,286.48

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Solution

The fourth proportional to 5,079,144.40, 7,009,474.44 and 2,787,286.48 is: 3,846,595.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,079,144.40 : 7,009,474.44 = 2,787,286.48 : x
  2. Step 2: Convert to fraction form
    5,079,144.40/7,009,474.44 = 2,787,286.48/x
  3. Step 3: Cross multiply
    5,079,144.40x = 7,009,474.44 × 2,787,286.48
  4. Step 4: Simplify right side
    5,079,144.40x = 19,537,413,338,517.57
  5. Step 5: Solve for x
    x = 19,537,413,338,517.57/5,079,144.40
  6. Step 6: Final answer
    x = 3,846,595.37

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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.