Home / 13,548,533.83-18,682,843.77-8,040,844.59

Finding the Fourth Proportional to 13,548,533.83, 18,682,843.77 and 8,040,844.59

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Solution

The fourth proportional to 13,548,533.83, 18,682,843.77 and 8,040,844.59 is: 11,087,977.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,548,533.83 : 18,682,843.77 = 8,040,844.59 : x
  2. Step 2: Convert to fraction form
    13,548,533.83/18,682,843.77 = 8,040,844.59/x
  3. Step 3: Cross multiply
    13,548,533.83x = 18,682,843.77 × 8,040,844.59
  4. Step 4: Simplify right side
    13,548,533.83x = 150,225,843,120,201.28
  5. Step 5: Solve for x
    x = 150,225,843,120,201.28/13,548,533.83
  6. Step 6: Final answer
    x = 11,087,977.86

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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.