Home / 7,381,625.70-11,072,438.55-3,980,403.30

Finding the Fourth Proportional to 7,381,625.70, 11,072,438.55 and 3,980,403.30

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Solution

The fourth proportional to 7,381,625.70, 11,072,438.55 and 3,980,403.30 is: 5,970,604.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,381,625.70 : 11,072,438.55 = 3,980,403.30 : x
  2. Step 2: Convert to fraction form
    7,381,625.70/11,072,438.55 = 3,980,403.30/x
  3. Step 3: Cross multiply
    7,381,625.70x = 11,072,438.55 × 3,980,403.30
  4. Step 4: Simplify right side
    7,381,625.70x = 44,072,770,943,467.22
  5. Step 5: Solve for x
    x = 44,072,770,943,467.22/7,381,625.70
  6. Step 6: Final answer
    x = 5,970,604.95

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Similar ratio
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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.