Home / 31,288,894.97-43,178,771.00-17,351,231.45

Finding the Fourth Proportional to 31,288,894.97, 43,178,771.00 and 17,351,231.45

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Solution

The fourth proportional to 31,288,894.97, 43,178,771.00 and 17,351,231.45 is: 23,944,752.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,288,894.97 : 43,178,771.00 = 17,351,231.45 : x
  2. Step 2: Convert to fraction form
    31,288,894.97/43,178,771.00 = 17,351,231.45/x
  3. Step 3: Cross multiply
    31,288,894.97x = 43,178,771.00 × 17,351,231.45
  4. Step 4: Simplify right side
    31,288,894.97x = 749,204,849,260,791.75
  5. Step 5: Solve for x
    x = 749,204,849,260,791.75/31,288,894.97
  6. Step 6: Final answer
    x = 23,944,752.60

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.