Home / 12,040,891.47-18,051,704.67-6,280,735.32

Finding the Fourth Proportional to 12,040,891.47, 18,051,704.67 and 6,280,735.32

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Solution

The fourth proportional to 12,040,891.47, 18,051,704.67 and 6,280,735.32 is: 9,416,078.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,040,891.47 : 18,051,704.67 = 6,280,735.32 : x
  2. Step 2: Convert to fraction form
    12,040,891.47/18,051,704.67 = 6,280,735.32/x
  3. Step 3: Cross multiply
    12,040,891.47x = 18,051,704.67 × 6,280,735.32
  4. Step 4: Simplify right side
    12,040,891.47x = 113,377,979,107,077.97
  5. Step 5: Solve for x
    x = 113,377,979,107,077.97/12,040,891.47
  6. Step 6: Final answer
    x = 9,416,078.48

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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.