Home / 33,053,896.80-49,580,845.20-20,120,853.60

Finding the Fourth Proportional to 33,053,896.80, 49,580,845.20 and 20,120,853.60

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Solution

The fourth proportional to 33,053,896.80, 49,580,845.20 and 20,120,853.60 is: 30,181,280.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    33,053,896.80 : 49,580,845.20 = 20,120,853.60 : x
  2. Step 2: Convert to fraction form
    33,053,896.80/49,580,845.20 = 20,120,853.60/x
  3. Step 3: Cross multiply
    33,053,896.80x = 49,580,845.20 × 20,120,853.60
  4. Step 4: Simplify right side
    33,053,896.80x = 997,608,927,633,462.88
  5. Step 5: Solve for x
    x = 997,608,927,633,462.88/33,053,896.80
  6. Step 6: Final answer
    x = 30,181,280.40

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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.