Home / 7,902,180.72-11,852,035.56-2,510,121.96

Finding the Fourth Proportional to 7,902,180.72, 11,852,035.56 and 2,510,121.96

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Solution

The fourth proportional to 7,902,180.72, 11,852,035.56 and 2,510,121.96 is: 3,764,790.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,902,180.72 : 11,852,035.56 = 2,510,121.96 : x
  2. Step 2: Convert to fraction form
    7,902,180.72/11,852,035.56 = 2,510,121.96/x
  3. Step 3: Cross multiply
    7,902,180.72x = 11,852,035.56 × 2,510,121.96
  4. Step 4: Simplify right side
    7,902,180.72x = 29,750,054,729,856.90
  5. Step 5: Solve for x
    x = 29,750,054,729,856.90/7,902,180.72
  6. Step 6: Final answer
    x = 3,764,790.48

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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.