Home / 33,257,912.20-49,861,985.10-18,128,926.60

Finding the Fourth Proportional to 33,257,912.20, 49,861,985.10 and 18,128,926.60

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Solution

The fourth proportional to 33,257,912.20, 49,861,985.10 and 18,128,926.60 is: 27,179,826.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    33,257,912.20 : 49,861,985.10 = 18,128,926.60 : x
  2. Step 2: Convert to fraction form
    33,257,912.20/49,861,985.10 = 18,128,926.60/x
  3. Step 3: Cross multiply
    33,257,912.20x = 49,861,985.10 × 18,128,926.60
  4. Step 4: Simplify right side
    33,257,912.20x = 903,944,268,008,193.75
  5. Step 5: Solve for x
    x = 903,944,268,008,193.75/33,257,912.20
  6. Step 6: Final answer
    x = 27,179,826.04

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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.