Home / 7,951,352.44-11,925,608.73-2,115,571.70

Finding the Fourth Proportional to 7,951,352.44, 11,925,608.73 and 2,115,571.70

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Solution

The fourth proportional to 7,951,352.44, 11,925,608.73 and 2,115,571.70 is: 3,172,979.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,951,352.44 : 11,925,608.73 = 2,115,571.70 : x
  2. Step 2: Convert to fraction form
    7,951,352.44/11,925,608.73 = 2,115,571.70/x
  3. Step 3: Cross multiply
    7,951,352.44x = 11,925,608.73 × 2,115,571.70
  4. Step 4: Simplify right side
    7,951,352.44x = 25,229,480,334,460.95
  5. Step 5: Solve for x
    x = 25,229,480,334,460.95/7,951,352.44
  6. Step 6: Final answer
    x = 3,172,979.76

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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.