Home / 27,805,107.20-41,707,660.80-16,439,705.60

Finding the Fourth Proportional to 27,805,107.20, 41,707,660.80 and 16,439,705.60

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Solution

The fourth proportional to 27,805,107.20, 41,707,660.80 and 16,439,705.60 is: 24,659,558.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,805,107.20 : 41,707,660.80 = 16,439,705.60 : x
  2. Step 2: Convert to fraction form
    27,805,107.20/41,707,660.80 = 16,439,705.60/x
  3. Step 3: Cross multiply
    27,805,107.20x = 41,707,660.80 × 16,439,705.60
  4. Step 4: Simplify right side
    27,805,107.20x = 685,661,664,816,660.38
  5. Step 5: Solve for x
    x = 685,661,664,816,660.38/27,805,107.20
  6. Step 6: Final answer
    x = 24,659,558.40

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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.