Home / 54,198,083.50-81,313,095.69-21,833,331.82

Finding the Fourth Proportional to 54,198,083.50, 81,313,095.69 and 21,833,331.82

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Solution

The fourth proportional to 54,198,083.50, 81,313,095.69 and 21,833,331.82 is: 32,756,431.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    54,198,083.50 : 81,313,095.69 = 21,833,331.82 : x
  2. Step 2: Convert to fraction form
    54,198,083.50/81,313,095.69 = 21,833,331.82/x
  3. Step 3: Cross multiply
    54,198,083.50x = 81,313,095.69 × 21,833,331.82
  4. Step 4: Simplify right side
    54,198,083.50x = 1,775,335,799,511,181.75
  5. Step 5: Solve for x
    x = 1,775,335,799,511,181.75/54,198,083.50
  6. Step 6: Final answer
    x = 32,756,431.31

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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.