Home / 18,169,352.48-25,067,374.34-11,646,578.54

Finding the Fourth Proportional to 18,169,352.48, 25,067,374.34 and 11,646,578.54

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Solution

The fourth proportional to 18,169,352.48, 25,067,374.34 and 11,646,578.54 is: 16,068,219.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,169,352.48 : 25,067,374.34 = 11,646,578.54 : x
  2. Step 2: Convert to fraction form
    18,169,352.48/25,067,374.34 = 11,646,578.54/x
  3. Step 3: Cross multiply
    18,169,352.48x = 25,067,374.34 × 11,646,578.54
  4. Step 4: Simplify right side
    18,169,352.48x = 291,949,144,042,390.62
  5. Step 5: Solve for x
    x = 291,949,144,042,390.62/18,169,352.48
  6. Step 6: Final answer
    x = 16,068,219.51

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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.