Home / 28,691,800.97-43,040,285.91-9,261,487.56

Finding the Fourth Proportional to 28,691,800.97, 43,040,285.91 and 9,261,487.56

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Solution

The fourth proportional to 28,691,800.97, 43,040,285.91 and 9,261,487.56 is: 13,893,065.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,691,800.97 : 43,040,285.91 = 9,261,487.56 : x
  2. Step 2: Convert to fraction form
    28,691,800.97/43,040,285.91 = 9,261,487.56/x
  3. Step 3: Cross multiply
    28,691,800.97x = 43,040,285.91 × 9,261,487.56
  4. Step 4: Simplify right side
    28,691,800.97x = 398,617,072,534,308.25
  5. Step 5: Solve for x
    x = 398,617,072,534,308.25/28,691,800.97
  6. Step 6: Final answer
    x = 13,893,065.58

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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.