Home / 11,555,974.25-15,947,230.07-6,399,329.57

Finding the Fourth Proportional to 11,555,974.25, 15,947,230.07 and 6,399,329.57

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Solution

The fourth proportional to 11,555,974.25, 15,947,230.07 and 6,399,329.57 is: 8,831,066.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,555,974.25 : 15,947,230.07 = 6,399,329.57 : x
  2. Step 2: Convert to fraction form
    11,555,974.25/15,947,230.07 = 6,399,329.57/x
  3. Step 3: Cross multiply
    11,555,974.25x = 15,947,230.07 × 6,399,329.57
  4. Step 4: Simplify right side
    11,555,974.25x = 102,051,580,882,806.34
  5. Step 5: Solve for x
    x = 102,051,580,882,806.34/11,555,974.25
  6. Step 6: Final answer
    x = 8,831,066.83

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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.