Home / 11,078,500-15,288,376.08-5,991,268

Finding the Fourth Proportional to 11,078,500, 15,288,376.08 and 5,991,268

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Solution

The fourth proportional to 11,078,500, 15,288,376.08 and 5,991,268 is: 8,267,974.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,078,500 : 15,288,376.08 = 5,991,268 : x
  2. Step 2: Convert to fraction form
    11,078,500/15,288,376.08 = 5,991,268/x
  3. Step 3: Cross multiply
    11,078,500x = 15,288,376.08 × 5,991,268
  4. Step 4: Simplify right side
    11,078,500x = 91,596,758,380,069.44
  5. Step 5: Solve for x
    x = 91,596,758,380,069.44/11,078,500
  6. Step 6: Final answer
    x = 8,267,974.76

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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.