Home / 54,067,108.72-74,612,968.19-29,287,295.25

Finding the Fourth Proportional to 54,067,108.72, 74,612,968.19 and 29,287,295.25

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Solution

The fourth proportional to 54,067,108.72, 74,612,968.19 and 29,287,295.25 is: 40,416,661.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    54,067,108.72 : 74,612,968.19 = 29,287,295.25 : x
  2. Step 2: Convert to fraction form
    54,067,108.72/74,612,968.19 = 29,287,295.25/x
  3. Step 3: Cross multiply
    54,067,108.72x = 74,612,968.19 × 29,287,295.25
  4. Step 4: Simplify right side
    54,067,108.72x = 2,185,212,028,620,298.50
  5. Step 5: Solve for x
    x = 2,185,212,028,620,298.50/54,067,108.72
  6. Step 6: Final answer
    x = 40,416,661.45

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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.