Home / 5,379,761.56-8,068,067.68-4,430,778.52

Finding the Fourth Proportional to 5,379,761.56, 8,068,067.68 and 4,430,778.52

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Solution

The fourth proportional to 5,379,761.56, 8,068,067.68 and 4,430,778.52 is: 6,644,870.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,379,761.56 : 8,068,067.68 = 4,430,778.52 : x
  2. Step 2: Convert to fraction form
    5,379,761.56/8,068,067.68 = 4,430,778.52/x
  3. Step 3: Cross multiply
    5,379,761.56x = 8,068,067.68 × 4,430,778.52
  4. Step 4: Simplify right side
    5,379,761.56x = 35,747,820,974,450.23
  5. Step 5: Solve for x
    x = 35,747,820,974,450.23/5,379,761.56
  6. Step 6: Final answer
    x = 6,644,870.89

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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.