Home / 5,540,983.20-8,317,695.60-4,284,381.60

Finding the Fourth Proportional to 5,540,983.20, 8,317,695.60 and 4,284,381.60

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Solution

The fourth proportional to 5,540,983.20, 8,317,695.60 and 4,284,381.60 is: 6,431,382.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,540,983.20 : 8,317,695.60 = 4,284,381.60 : x
  2. Step 2: Convert to fraction form
    5,540,983.20/8,317,695.60 = 4,284,381.60/x
  3. Step 3: Cross multiply
    5,540,983.20x = 8,317,695.60 × 4,284,381.60
  4. Step 4: Simplify right side
    5,540,983.20x = 35,636,181,983,040.95
  5. Step 5: Solve for x
    x = 35,636,181,983,040.95/5,540,983.20
  6. Step 6: Final answer
    x = 6,431,382.43

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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.