Home / 8,567,396.20-11,822,937.78-4,647,142.60

Finding the Fourth Proportional to 8,567,396.20, 11,822,937.78 and 4,647,142.60

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Solution

The fourth proportional to 8,567,396.20, 11,822,937.78 and 4,647,142.60 is: 6,413,019.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,567,396.20 : 11,822,937.78 = 4,647,142.60 : x
  2. Step 2: Convert to fraction form
    8,567,396.20/11,822,937.78 = 4,647,142.60/x
  3. Step 3: Cross multiply
    8,567,396.20x = 11,822,937.78 × 4,647,142.60
  4. Step 4: Simplify right side
    8,567,396.20x = 54,942,877,814,587.42
  5. Step 5: Solve for x
    x = 54,942,877,814,587.42/8,567,396.20
  6. Step 6: Final answer
    x = 6,413,019.37

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.