Home / 18,485,284.25-27,728,558.82-6,354,644.06

Finding the Fourth Proportional to 18,485,284.25, 27,728,558.82 and 6,354,644.06

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Solution

The fourth proportional to 18,485,284.25, 27,728,558.82 and 6,354,644.06 is: 9,532,183.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,485,284.25 : 27,728,558.82 = 6,354,644.06 : x
  2. Step 2: Convert to fraction form
    18,485,284.25/27,728,558.82 = 6,354,644.06/x
  3. Step 3: Cross multiply
    18,485,284.25x = 27,728,558.82 × 6,354,644.06
  4. Step 4: Simplify right side
    18,485,284.25x = 176,205,121,667,195
  5. Step 5: Solve for x
    x = 176,205,121,667,195/18,485,284.25
  6. Step 6: Final answer
    x = 9,532,183.51

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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.