Home / 54,561,745.23-75,283,968.40-31,352,388.15

Finding the Fourth Proportional to 54,561,745.23, 75,283,968.40 and 31,352,388.15

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Solution

The fourth proportional to 54,561,745.23, 75,283,968.40 and 31,352,388.15 is: 43,259,836.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    54,561,745.23 : 75,283,968.40 = 31,352,388.15 : x
  2. Step 2: Convert to fraction form
    54,561,745.23/75,283,968.40 = 31,352,388.15/x
  3. Step 3: Cross multiply
    54,561,745.23x = 75,283,968.40 × 31,352,388.15
  4. Step 4: Simplify right side
    54,561,745.23x = 2,360,332,198,749,134.50
  5. Step 5: Solve for x
    x = 2,360,332,198,749,134.50/54,561,745.23
  6. Step 6: Final answer
    x = 43,259,836.88

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These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.