Home / 5,439,857.20-8,161,014.60-3,194,839.60

Finding the Fourth Proportional to 5,439,857.20, 8,161,014.60 and 3,194,839.60

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Solution

The fourth proportional to 5,439,857.20, 8,161,014.60 and 3,194,839.60 is: 4,792,981.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,439,857.20 : 8,161,014.60 = 3,194,839.60 : x
  2. Step 2: Convert to fraction form
    5,439,857.20/8,161,014.60 = 3,194,839.60/x
  3. Step 3: Cross multiply
    5,439,857.20x = 8,161,014.60 × 3,194,839.60
  4. Step 4: Simplify right side
    5,439,857.20x = 26,073,132,620,258.16
  5. Step 5: Solve for x
    x = 26,073,132,620,258.16/5,439,857.20
  6. Step 6: Final answer
    x = 4,792,981.08

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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.