Home / 6,980,761.62-10,471,272.03-2,188,343.70

Finding the Fourth Proportional to 6,980,761.62, 10,471,272.03 and 2,188,343.70

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Solution

The fourth proportional to 6,980,761.62, 10,471,272.03 and 2,188,343.70 is: 3,282,556.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,980,761.62 : 10,471,272.03 = 2,188,343.70 : x
  2. Step 2: Convert to fraction form
    6,980,761.62/10,471,272.03 = 2,188,343.70/x
  3. Step 3: Cross multiply
    6,980,761.62x = 10,471,272.03 × 2,188,343.70
  4. Step 4: Simplify right side
    6,980,761.62x = 22,914,742,177,836.71
  5. Step 5: Solve for x
    x = 22,914,742,177,836.71/6,980,761.62
  6. Step 6: Final answer
    x = 3,282,556.18

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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.