Home / 7,741,040.16-11,612,960.19-3,189,556.89

Finding the Fourth Proportional to 7,741,040.16, 11,612,960.19 and 3,189,556.89

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Solution

The fourth proportional to 7,741,040.16, 11,612,960.19 and 3,189,556.89 is: 4,784,912.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,741,040.16 : 11,612,960.19 = 3,189,556.89 : x
  2. Step 2: Convert to fraction form
    7,741,040.16/11,612,960.19 = 3,189,556.89/x
  3. Step 3: Cross multiply
    7,741,040.16x = 11,612,960.19 × 3,189,556.89
  4. Step 4: Simplify right side
    7,741,040.16x = 37,040,197,187,310.21
  5. Step 5: Solve for x
    x = 37,040,197,187,310.21/7,741,040.16
  6. Step 6: Final answer
    x = 4,784,912.16

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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.