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Finding the Fourth Proportional to 26,957,734.60, 40,436,601.90 and 16,754,067.40

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Solution

The fourth proportional to 26,957,734.60, 40,436,601.90 and 16,754,067.40 is: 25,131,101.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,957,734.60 : 40,436,601.90 = 16,754,067.40 : x
  2. Step 2: Convert to fraction form
    26,957,734.60/40,436,601.90 = 16,754,067.40/x
  3. Step 3: Cross multiply
    26,957,734.60x = 40,436,601.90 × 16,754,067.40
  4. Step 4: Simplify right side
    26,957,734.60x = 677,477,553,659,568
  5. Step 5: Solve for x
    x = 677,477,553,659,568/26,957,734.60
  6. Step 6: Final answer
    x = 25,131,101.10

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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.