Home / 18,040,664.82-27,064,977.57-5,262,169.62

Finding the Fourth Proportional to 18,040,664.82, 27,064,977.57 and 5,262,169.62

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Solution

The fourth proportional to 18,040,664.82, 27,064,977.57 and 5,262,169.62 is: 7,894,415.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,040,664.82 : 27,064,977.57 = 5,262,169.62 : x
  2. Step 2: Convert to fraction form
    18,040,664.82/27,064,977.57 = 5,262,169.62/x
  3. Step 3: Cross multiply
    18,040,664.82x = 27,064,977.57 × 5,262,169.62
  4. Step 4: Simplify right side
    18,040,664.82x = 142,420,502,734,835.44
  5. Step 5: Solve for x
    x = 142,420,502,734,835.44/18,040,664.82
  6. Step 6: Final answer
    x = 7,894,415.43

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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.