Home / 6,181,878.54-8,530,865.30-3,428,121.59

Finding the Fourth Proportional to 6,181,878.54, 8,530,865.30 and 3,428,121.59

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Solution

The fourth proportional to 6,181,878.54, 8,530,865.30 and 3,428,121.59 is: 4,730,737.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,181,878.54 : 8,530,865.30 = 3,428,121.59 : x
  2. Step 2: Convert to fraction form
    6,181,878.54/8,530,865.30 = 3,428,121.59/x
  3. Step 3: Cross multiply
    6,181,878.54x = 8,530,865.30 × 3,428,121.59
  4. Step 4: Simplify right side
    6,181,878.54x = 29,244,843,504,576.96
  5. Step 5: Solve for x
    x = 29,244,843,504,576.96/6,181,878.54
  6. Step 6: Final answer
    x = 4,730,737.32

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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.