Home / 7,966,380.80-11,949,552.80-3,414,478.08

Finding the Fourth Proportional to 7,966,380.80, 11,949,552.80 and 3,414,478.08

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Solution

The fourth proportional to 7,966,380.80, 11,949,552.80 and 3,414,478.08 is: 5,121,709.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,966,380.80 : 11,949,552.80 = 3,414,478.08 : x
  2. Step 2: Convert to fraction form
    7,966,380.80/11,949,552.80 = 3,414,478.08/x
  3. Step 3: Cross multiply
    7,966,380.80x = 11,949,552.80 × 3,414,478.08
  4. Step 4: Simplify right side
    7,966,380.80x = 40,801,486,101,402.62
  5. Step 5: Solve for x
    x = 40,801,486,101,402.62/7,966,380.80
  6. Step 6: Final answer
    x = 5,121,709.23

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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.