Home / 6,491,278.73-9,728,317.65-3,452,100.41

Finding the Fourth Proportional to 6,491,278.73, 9,728,317.65 and 3,452,100.41

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Solution

The fourth proportional to 6,491,278.73, 9,728,317.65 and 3,452,100.41 is: 5,173,576.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,491,278.73 : 9,728,317.65 = 3,452,100.41 : x
  2. Step 2: Convert to fraction form
    6,491,278.73/9,728,317.65 = 3,452,100.41/x
  3. Step 3: Cross multiply
    6,491,278.73x = 9,728,317.65 × 3,452,100.41
  4. Step 4: Simplify right side
    6,491,278.73x = 33,583,129,385,441.41
  5. Step 5: Solve for x
    x = 33,583,129,385,441.41/6,491,278.73
  6. Step 6: Final answer
    x = 5,173,576.85

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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.