Home / 18,329,378.54-27,497,608.31-6,968,943.86

Finding the Fourth Proportional to 18,329,378.54, 27,497,608.31 and 6,968,943.86

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Solution

The fourth proportional to 18,329,378.54, 27,497,608.31 and 6,968,943.86 is: 10,454,761.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,329,378.54 : 27,497,608.31 = 6,968,943.86 : x
  2. Step 2: Convert to fraction form
    18,329,378.54/27,497,608.31 = 6,968,943.86/x
  3. Step 3: Cross multiply
    18,329,378.54x = 27,497,608.31 × 6,968,943.86
  4. Step 4: Simplify right side
    18,329,378.54x = 191,629,288,424,326.72
  5. Step 5: Solve for x
    x = 191,629,288,424,326.72/18,329,378.54
  6. Step 6: Final answer
    x = 10,454,761.90

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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.