Home / 25,582,129.80-38,393,093.64-17,855,579.70

Finding the Fourth Proportional to 25,582,129.80, 38,393,093.64 and 17,855,579.70

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Solution

The fourth proportional to 25,582,129.80, 38,393,093.64 and 17,855,579.70 is: 26,797,258.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,582,129.80 : 38,393,093.64 = 17,855,579.70 : x
  2. Step 2: Convert to fraction form
    25,582,129.80/38,393,093.64 = 17,855,579.70/x
  3. Step 3: Cross multiply
    25,582,129.80x = 38,393,093.64 × 17,855,579.70
  4. Step 4: Simplify right side
    25,582,129.80x = 685,530,943,418,583.12
  5. Step 5: Solve for x
    x = 685,530,943,418,583.12/25,582,129.80
  6. Step 6: Final answer
    x = 26,797,258.43

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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.