Home / 4,932,339.20-7,390,635.60-4,129,272.80

Finding the Fourth Proportional to 4,932,339.20, 7,390,635.60 and 4,129,272.80

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Solution

The fourth proportional to 4,932,339.20, 7,390,635.60 and 4,129,272.80 is: 6,187,317.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,932,339.20 : 7,390,635.60 = 4,129,272.80 : x
  2. Step 2: Convert to fraction form
    4,932,339.20/7,390,635.60 = 4,129,272.80/x
  3. Step 3: Cross multiply
    4,932,339.20x = 7,390,635.60 × 4,129,272.80
  4. Step 4: Simplify right side
    4,932,339.20x = 30,517,950,557,791.68
  5. Step 5: Solve for x
    x = 30,517,950,557,791.68/4,932,339.20
  6. Step 6: Final answer
    x = 6,187,317.89

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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.