Home / 27,568,701.22-41,357,543.82-8,139,891.20

Finding the Fourth Proportional to 27,568,701.22, 41,357,543.82 and 8,139,891.20

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Solution

The fourth proportional to 27,568,701.22, 41,357,543.82 and 8,139,891.20 is: 12,211,163.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,568,701.22 : 41,357,543.82 = 8,139,891.20 : x
  2. Step 2: Convert to fraction form
    27,568,701.22/41,357,543.82 = 8,139,891.20/x
  3. Step 3: Cross multiply
    27,568,701.22x = 41,357,543.82 × 8,139,891.20
  4. Step 4: Simplify right side
    27,568,701.22x = 336,645,906,994,032.38
  5. Step 5: Solve for x
    x = 336,645,906,994,032.38/27,568,701.22
  6. Step 6: Final answer
    x = 12,211,163.10

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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.