Home / 17,238,120.75-25,857,574.79-5,107,356.63

Finding the Fourth Proportional to 17,238,120.75, 25,857,574.79 and 5,107,356.63

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Solution

The fourth proportional to 17,238,120.75, 25,857,574.79 and 5,107,356.63 is: 7,661,151.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,238,120.75 : 25,857,574.79 = 5,107,356.63 : x
  2. Step 2: Convert to fraction form
    17,238,120.75/25,857,574.79 = 5,107,356.63/x
  3. Step 3: Cross multiply
    17,238,120.75x = 25,857,574.79 × 5,107,356.63
  4. Step 4: Simplify right side
    17,238,120.75x = 132,063,856,013,890.58
  5. Step 5: Solve for x
    x = 132,063,856,013,890.58/17,238,120.75
  6. Step 6: Final answer
    x = 7,661,151.58

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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.