Home / 6,882,371.40-9,493,798.92-4,128,326.04

Finding the Fourth Proportional to 6,882,371.40, 9,493,798.92 and 4,128,326.04

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Solution

The fourth proportional to 6,882,371.40, 9,493,798.92 and 4,128,326.04 is: 5,694,766.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,882,371.40 : 9,493,798.92 = 4,128,326.04 : x
  2. Step 2: Convert to fraction form
    6,882,371.40/9,493,798.92 = 4,128,326.04/x
  3. Step 3: Cross multiply
    6,882,371.40x = 9,493,798.92 × 4,128,326.04
  4. Step 4: Simplify right side
    6,882,371.40x = 39,193,497,299,959.88
  5. Step 5: Solve for x
    x = 39,193,497,299,959.88/6,882,371.40
  6. Step 6: Final answer
    x = 5,694,766.39

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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.