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Finding the Fourth Proportional to 32,967,905.20, 49,451,857.80 and 16,843,591.60

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Solution

The fourth proportional to 32,967,905.20, 49,451,857.80 and 16,843,591.60 is: 25,265,387.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    32,967,905.20 : 49,451,857.80 = 16,843,591.60 : x
  2. Step 2: Convert to fraction form
    32,967,905.20/49,451,857.80 = 16,843,591.60/x
  3. Step 3: Cross multiply
    32,967,905.20x = 49,451,857.80 × 16,843,591.60
  4. Step 4: Simplify right side
    32,967,905.20x = 832,946,896,644,474.50
  5. Step 5: Solve for x
    x = 832,946,896,644,474.50/32,967,905.20
  6. Step 6: Final answer
    x = 25,265,387.40

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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.