Home / 54,404,046.58-81,616,840.05-15,542,829.42

Finding the Fourth Proportional to 54,404,046.58, 81,616,840.05 and 15,542,829.42

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Solution

The fourth proportional to 54,404,046.58, 81,616,840.05 and 15,542,829.42 is: 23,317,321.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    54,404,046.58 : 81,616,840.05 = 15,542,829.42 : x
  2. Step 2: Convert to fraction form
    54,404,046.58/81,616,840.05 = 15,542,829.42/x
  3. Step 3: Cross multiply
    54,404,046.58x = 81,616,840.05 × 15,542,829.42
  4. Step 4: Simplify right side
    54,404,046.58x = 1,268,556,622,696,574.25
  5. Step 5: Solve for x
    x = 1,268,556,622,696,574.25/54,404,046.58
  6. Step 6: Final answer
    x = 23,317,321.09

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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.