Home / 25,578,048.70-38,367,073.05-17,515,891.90

Finding the Fourth Proportional to 25,578,048.70, 38,367,073.05 and 17,515,891.90

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Solution

The fourth proportional to 25,578,048.70, 38,367,073.05 and 17,515,891.90 is: 26,273,837.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,578,048.70 : 38,367,073.05 = 17,515,891.90 : x
  2. Step 2: Convert to fraction form
    25,578,048.70/38,367,073.05 = 17,515,891.90/x
  3. Step 3: Cross multiply
    25,578,048.70x = 38,367,073.05 × 17,515,891.90
  4. Step 4: Simplify right side
    25,578,048.70x = 672,033,504,063,203.12
  5. Step 5: Solve for x
    x = 672,033,504,063,203.12/25,578,048.70
  6. Step 6: Final answer
    x = 26,273,837.85

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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.