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Finding the Fourth Proportional to 22,016,198.80, 32,958,979.80 and 16,361,491.60

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Solution

The fourth proportional to 22,016,198.80, 32,958,979.80 and 16,361,491.60 is: 24,493,695.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,016,198.80 : 32,958,979.80 = 16,361,491.60 : x
  2. Step 2: Convert to fraction form
    22,016,198.80/32,958,979.80 = 16,361,491.60/x
  3. Step 3: Cross multiply
    22,016,198.80x = 32,958,979.80 × 16,361,491.60
  4. Step 4: Simplify right side
    22,016,198.80x = 539,258,071,142,269.69
  5. Step 5: Solve for x
    x = 539,258,071,142,269.69/22,016,198.80
  6. Step 6: Final answer
    x = 24,493,695.58

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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.