Home / 7,524,207.80-11,286,311.70-5,414,190.20

Finding the Fourth Proportional to 7,524,207.80, 11,286,311.70 and 5,414,190.20

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Solution

The fourth proportional to 7,524,207.80, 11,286,311.70 and 5,414,190.20 is: 8,121,285.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,524,207.80 : 11,286,311.70 = 5,414,190.20 : x
  2. Step 2: Convert to fraction form
    7,524,207.80/11,286,311.70 = 5,414,190.20/x
  3. Step 3: Cross multiply
    7,524,207.80x = 11,286,311.70 × 5,414,190.20
  4. Step 4: Simplify right side
    7,524,207.80x = 61,106,238,200,285.34
  5. Step 5: Solve for x
    x = 61,106,238,200,285.34/7,524,207.80
  6. Step 6: Final answer
    x = 8,121,285.30

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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.