Home / 33,257,908.20-49,861,979.10-18,128,922.60

Finding the Fourth Proportional to 33,257,908.20, 49,861,979.10 and 18,128,922.60

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Solution

The fourth proportional to 33,257,908.20, 49,861,979.10 and 18,128,922.60 is: 27,179,820.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    33,257,908.20 : 49,861,979.10 = 18,128,922.60 : x
  2. Step 2: Convert to fraction form
    33,257,908.20/49,861,979.10 = 18,128,922.60/x
  3. Step 3: Cross multiply
    33,257,908.20x = 49,861,979.10 × 18,128,922.60
  4. Step 4: Simplify right side
    33,257,908.20x = 903,943,959,786,717.75
  5. Step 5: Solve for x
    x = 903,943,959,786,717.75/33,257,908.20
  6. Step 6: Final answer
    x = 27,179,820.04

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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.