Home / 54,959,042.16-75,840,517.80-30,511,181.52

Finding the Fourth Proportional to 54,959,042.16, 75,840,517.80 and 30,511,181.52

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Solution

The fourth proportional to 54,959,042.16, 75,840,517.80 and 30,511,181.52 is: 42,103,787.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    54,959,042.16 : 75,840,517.80 = 30,511,181.52 : x
  2. Step 2: Convert to fraction form
    54,959,042.16/75,840,517.80 = 30,511,181.52/x
  3. Step 3: Cross multiply
    54,959,042.16x = 75,840,517.80 × 30,511,181.52
  4. Step 4: Simplify right side
    54,959,042.16x = 2,313,983,805,166,591
  5. Step 5: Solve for x
    x = 2,313,983,805,166,591/54,959,042.16
  6. Step 6: Final answer
    x = 42,103,787.01

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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.