Home / 7,561,891.38-11,342,778.75-1,882,077.42

Finding the Fourth Proportional to 7,561,891.38, 11,342,778.75 and 1,882,077.42

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Solution

The fourth proportional to 7,561,891.38, 11,342,778.75 and 1,882,077.42 is: 2,823,101.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,561,891.38 : 11,342,778.75 = 1,882,077.42 : x
  2. Step 2: Convert to fraction form
    7,561,891.38/11,342,778.75 = 1,882,077.42/x
  3. Step 3: Cross multiply
    7,561,891.38x = 11,342,778.75 × 1,882,077.42
  4. Step 4: Simplify right side
    7,561,891.38x = 21,347,987,765,430.82
  5. Step 5: Solve for x
    x = 21,347,987,765,430.82/7,561,891.38
  6. Step 6: Final answer
    x = 2,823,101.61

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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.