Home / 31,131,115.20-46,570,701.60-27,351,979.20

Finding the Fourth Proportional to 31,131,115.20, 46,570,701.60 and 27,351,979.20

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Solution

The fourth proportional to 31,131,115.20, 46,570,701.60 and 27,351,979.20 is: 40,917,289.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,131,115.20 : 46,570,701.60 = 27,351,979.20 : x
  2. Step 2: Convert to fraction form
    31,131,115.20/46,570,701.60 = 27,351,979.20/x
  3. Step 3: Cross multiply
    31,131,115.20x = 46,570,701.60 × 27,351,979.20
  4. Step 4: Simplify right side
    31,131,115.20x = 1,273,800,861,492,606.75
  5. Step 5: Solve for x
    x = 1,273,800,861,492,606.75/31,131,115.20
  6. Step 6: Final answer
    x = 40,917,289.77

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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.