Home / 9,286,249.34-12,815,024.08-5,211,868.34

Finding the Fourth Proportional to 9,286,249.34, 12,815,024.08 and 5,211,868.34

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Solution

The fourth proportional to 9,286,249.34, 12,815,024.08 and 5,211,868.34 is: 7,192,378.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,286,249.34 : 12,815,024.08 = 5,211,868.34 : x
  2. Step 2: Convert to fraction form
    9,286,249.34/12,815,024.08 = 5,211,868.34/x
  3. Step 3: Cross multiply
    9,286,249.34x = 12,815,024.08 × 5,211,868.34
  4. Step 4: Simplify right side
    9,286,249.34x = 66,790,218,278,889.62
  5. Step 5: Solve for x
    x = 66,790,218,278,889.62/9,286,249.34
  6. Step 6: Final answer
    x = 7,192,378.30

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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.