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Finding the Fourth Proportional to 27,662,426.40, 41,493,639.60 and 16,900,746.15

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Solution

The fourth proportional to 27,662,426.40, 41,493,639.60 and 16,900,746.15 is: 25,351,119.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,662,426.40 : 41,493,639.60 = 16,900,746.15 : x
  2. Step 2: Convert to fraction form
    27,662,426.40/41,493,639.60 = 16,900,746.15/x
  3. Step 3: Cross multiply
    27,662,426.40x = 41,493,639.60 × 16,900,746.15
  4. Step 4: Simplify right side
    27,662,426.40x = 701,273,469,719,187.50
  5. Step 5: Solve for x
    x = 701,273,469,719,187.50/27,662,426.40
  6. Step 6: Final answer
    x = 25,351,119.23

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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.