Home / 7,863,222.76-11,790,605.82-4,625,879.56

Finding the Fourth Proportional to 7,863,222.76, 11,790,605.82 and 4,625,879.56

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Solution

The fourth proportional to 7,863,222.76, 11,790,605.82 and 4,625,879.56 is: 6,936,331.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,863,222.76 : 11,790,605.82 = 4,625,879.56 : x
  2. Step 2: Convert to fraction form
    7,863,222.76/11,790,605.82 = 4,625,879.56/x
  3. Step 3: Cross multiply
    7,863,222.76x = 11,790,605.82 × 4,625,879.56
  4. Step 4: Simplify right side
    7,863,222.76x = 54,541,922,462,755.04
  5. Step 5: Solve for x
    x = 54,541,922,462,755.04/7,863,222.76
  6. Step 6: Final answer
    x = 6,936,331.85

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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.