Home / 5,439,860.20-8,161,019.10-3,194,842.60

Finding the Fourth Proportional to 5,439,860.20, 8,161,019.10 and 3,194,842.60

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Solution

The fourth proportional to 5,439,860.20, 8,161,019.10 and 3,194,842.60 is: 4,792,985.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,439,860.20 : 8,161,019.10 = 3,194,842.60 : x
  2. Step 2: Convert to fraction form
    5,439,860.20/8,161,019.10 = 3,194,842.60/x
  3. Step 3: Cross multiply
    5,439,860.20x = 8,161,019.10 × 3,194,842.60
  4. Step 4: Simplify right side
    5,439,860.20x = 26,073,171,480,093.66
  5. Step 5: Solve for x
    x = 26,073,171,480,093.66/5,439,860.20
  6. Step 6: Final answer
    x = 4,792,985.58

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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.