Home / 9,286,249.33-12,815,024.07-5,211,868.33

Finding the Fourth Proportional to 9,286,249.33, 12,815,024.07 and 5,211,868.33

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Solution

The fourth proportional to 9,286,249.33, 12,815,024.07 and 5,211,868.33 is: 7,192,378.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,286,249.33 : 12,815,024.07 = 5,211,868.33 : x
  2. Step 2: Convert to fraction form
    9,286,249.33/12,815,024.07 = 5,211,868.33/x
  3. Step 3: Cross multiply
    9,286,249.33x = 12,815,024.07 × 5,211,868.33
  4. Step 4: Simplify right side
    9,286,249.33x = 66,790,218,098,620.70
  5. Step 5: Solve for x
    x = 66,790,218,098,620.70/9,286,249.33
  6. Step 6: Final answer
    x = 7,192,378.29

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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.