Home / 8,321,083.20-12,453,976.80-6,040,123.20

Finding the Fourth Proportional to 8,321,083.20, 12,453,976.80 and 6,040,123.20

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Solution

The fourth proportional to 8,321,083.20, 12,453,976.80 and 6,040,123.20 is: 9,040,115.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,321,083.20 : 12,453,976.80 = 6,040,123.20 : x
  2. Step 2: Convert to fraction form
    8,321,083.20/12,453,976.80 = 6,040,123.20/x
  3. Step 3: Cross multiply
    8,321,083.20x = 12,453,976.80 × 6,040,123.20
  4. Step 4: Simplify right side
    8,321,083.20x = 75,223,554,201,941.77
  5. Step 5: Solve for x
    x = 75,223,554,201,941.77/8,321,083.20
  6. Step 6: Final answer
    x = 9,040,115.62

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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.