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Finding the Fourth Proportional to 11,335,843.80, 17,003,765.70 and 10,894,944.60

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Solution

The fourth proportional to 11,335,843.80, 17,003,765.70 and 10,894,944.60 is: 16,342,416.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,335,843.80 : 17,003,765.70 = 10,894,944.60 : x
  2. Step 2: Convert to fraction form
    11,335,843.80/17,003,765.70 = 10,894,944.60/x
  3. Step 3: Cross multiply
    11,335,843.80x = 17,003,765.70 × 10,894,944.60
  4. Step 4: Simplify right side
    11,335,843.80x = 185,255,085,292,880.22
  5. Step 5: Solve for x
    x = 185,255,085,292,880.22/11,335,843.80
  6. Step 6: Final answer
    x = 16,342,416.90

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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.