Home / 33,077,804.78-45,647,408.52-18,393,155.78

Finding the Fourth Proportional to 33,077,804.78, 45,647,408.52 and 18,393,155.78

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Solution

The fourth proportional to 33,077,804.78, 45,647,408.52 and 18,393,155.78 is: 25,382,576.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    33,077,804.78 : 45,647,408.52 = 18,393,155.78 : x
  2. Step 2: Convert to fraction form
    33,077,804.78/45,647,408.52 = 18,393,155.78/x
  3. Step 3: Cross multiply
    33,077,804.78x = 45,647,408.52 × 18,393,155.78
  4. Step 4: Simplify right side
    33,077,804.78x = 839,599,895,861,659.38
  5. Step 5: Solve for x
    x = 839,599,895,861,659.38/33,077,804.78
  6. Step 6: Final answer
    x = 25,382,576.06

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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.