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Finding the Fourth Proportional to 33,897,998.80, 50,846,998.20 and 11,177,693.20

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Solution

The fourth proportional to 33,897,998.80, 50,846,998.20 and 11,177,693.20 is: 16,766,539.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    33,897,998.80 : 50,846,998.20 = 11,177,693.20 : x
  2. Step 2: Convert to fraction form
    33,897,998.80/50,846,998.20 = 11,177,693.20/x
  3. Step 3: Cross multiply
    33,897,998.80x = 50,846,998.20 × 11,177,693.20
  4. Step 4: Simplify right side
    33,897,998.80x = 568,352,146,020,552.25
  5. Step 5: Solve for x
    x = 568,352,146,020,552.25/33,897,998.80
  6. Step 6: Final answer
    x = 16,766,539.80

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Similar ratio
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1.5x scale

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.