Home / 7,285,573.74-10,054,105.92-4,022,394.78

Finding the Fourth Proportional to 7,285,573.74, 10,054,105.92 and 4,022,394.78

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Solution

The fourth proportional to 7,285,573.74, 10,054,105.92 and 4,022,394.78 is: 5,550,912.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,285,573.74 : 10,054,105.92 = 4,022,394.78 : x
  2. Step 2: Convert to fraction form
    7,285,573.74/10,054,105.92 = 4,022,394.78/x
  3. Step 3: Cross multiply
    7,285,573.74x = 10,054,105.92 × 4,022,394.78
  4. Step 4: Simplify right side
    7,285,573.74x = 40,441,583,170,175.09
  5. Step 5: Solve for x
    x = 40,441,583,170,175.09/7,285,573.74
  6. Step 6: Final answer
    x = 5,550,912.61

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.