Home / 18,453,940.79-25,465,944.71-10,193,825.30

Finding the Fourth Proportional to 18,453,940.79, 25,465,944.71 and 10,193,825.30

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Solution

The fourth proportional to 18,453,940.79, 25,465,944.71 and 10,193,825.30 is: 14,067,206.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,453,940.79 : 25,465,944.71 = 10,193,825.30 : x
  2. Step 2: Convert to fraction form
    18,453,940.79/25,465,944.71 = 10,193,825.30/x
  3. Step 3: Cross multiply
    18,453,940.79x = 25,465,944.71 × 10,193,825.30
  4. Step 4: Simplify right side
    18,453,940.79x = 259,595,391,384,049.72
  5. Step 5: Solve for x
    x = 259,595,391,384,049.72/18,453,940.79
  6. Step 6: Final answer
    x = 14,067,206.26

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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.