Home / 6,142,540.88-9,213,811.32-3,148,815.44

Finding the Fourth Proportional to 6,142,540.88, 9,213,811.32 and 3,148,815.44

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Solution

The fourth proportional to 6,142,540.88, 9,213,811.32 and 3,148,815.44 is: 4,723,223.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,142,540.88 : 9,213,811.32 = 3,148,815.44 : x
  2. Step 2: Convert to fraction form
    6,142,540.88/9,213,811.32 = 3,148,815.44/x
  3. Step 3: Cross multiply
    6,142,540.88x = 9,213,811.32 × 3,148,815.44
  4. Step 4: Simplify right side
    6,142,540.88x = 29,012,591,345,662.78
  5. Step 5: Solve for x
    x = 29,012,591,345,662.78/6,142,540.88
  6. Step 6: Final answer
    x = 4,723,223.16

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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.