Home / 28,728,473.72-43,112,229.55-11,692,246.73

Finding the Fourth Proportional to 28,728,473.72, 43,112,229.55 and 11,692,246.73

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Solution

The fourth proportional to 28,728,473.72, 43,112,229.55 and 11,692,246.73 is: 17,546,314.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,728,473.72 : 43,112,229.55 = 11,692,246.73 : x
  2. Step 2: Convert to fraction form
    28,728,473.72/43,112,229.55 = 11,692,246.73/x
  3. Step 3: Cross multiply
    28,728,473.72x = 43,112,229.55 × 11,692,246.73
  4. Step 4: Simplify right side
    28,728,473.72x = 504,078,824,734,205.06
  5. Step 5: Solve for x
    x = 504,078,824,734,205.06/28,728,473.72
  6. Step 6: Final answer
    x = 17,546,314.15

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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.