Home / 5,647,286.80-8,488,644.90-5,540,998.60

Finding the Fourth Proportional to 5,647,286.80, 8,488,644.90 and 5,540,998.60

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Solution

The fourth proportional to 5,647,286.80, 8,488,644.90 and 5,540,998.60 is: 8,328,879.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,647,286.80 : 8,488,644.90 = 5,540,998.60 : x
  2. Step 2: Convert to fraction form
    5,647,286.80/8,488,644.90 = 5,540,998.60/x
  3. Step 3: Cross multiply
    5,647,286.80x = 8,488,644.90 × 5,540,998.60
  4. Step 4: Simplify right side
    5,647,286.80x = 47,035,569,506,797.14
  5. Step 5: Solve for x
    x = 47,035,569,506,797.14/5,647,286.80
  6. Step 6: Final answer
    x = 8,328,879.19

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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.