Home / 54,598,211.82-81,738,383.40-28,628,932.14

Finding the Fourth Proportional to 54,598,211.82, 81,738,383.40 and 28,628,932.14

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Solution

The fourth proportional to 54,598,211.82, 81,738,383.40 and 28,628,932.14 is: 42,860,059.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    54,598,211.82 : 81,738,383.40 = 28,628,932.14 : x
  2. Step 2: Convert to fraction form
    54,598,211.82/81,738,383.40 = 28,628,932.14/x
  3. Step 3: Cross multiply
    54,598,211.82x = 81,738,383.40 × 28,628,932.14
  4. Step 4: Simplify right side
    54,598,211.82x = 2,340,082,631,591,902.50
  5. Step 5: Solve for x
    x = 2,340,082,631,591,902.50/54,598,211.82
  6. Step 6: Final answer
    x = 42,860,059.95

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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.