Home / 84,287,874.44-126,428,924.82-35,734,462.40

Finding the Fourth Proportional to 84,287,874.44, 126,428,924.82 and 35,734,462.40

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Solution

The fourth proportional to 84,287,874.44, 126,428,924.82 and 35,734,462.40 is: 53,600,469.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    84,287,874.44 : 126,428,924.82 = 35,734,462.40 : x
  2. Step 2: Convert to fraction form
    84,287,874.44/126,428,924.82 = 35,734,462.40/x
  3. Step 3: Cross multiply
    84,287,874.44x = 126,428,924.82 × 35,734,462.40
  4. Step 4: Simplify right side
    84,287,874.44x = 4,517,869,660,702,794
  5. Step 5: Solve for x
    x = 4,517,869,660,702,794/84,287,874.44
  6. Step 6: Final answer
    x = 53,600,469.71

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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.