Home / 12,115,371.14-16,719,318.95-6,608,770.46

Finding the Fourth Proportional to 12,115,371.14, 16,719,318.95 and 6,608,770.46

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Solution

The fourth proportional to 12,115,371.14, 16,719,318.95 and 6,608,770.46 is: 9,120,161.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,115,371.14 : 16,719,318.95 = 6,608,770.46 : x
  2. Step 2: Convert to fraction form
    12,115,371.14/16,719,318.95 = 6,608,770.46/x
  3. Step 3: Cross multiply
    12,115,371.14x = 16,719,318.95 × 6,608,770.46
  4. Step 4: Simplify right side
    12,115,371.14x = 110,494,141,188,078.22
  5. Step 5: Solve for x
    x = 110,494,141,188,078.22/12,115,371.14
  6. Step 6: Final answer
    x = 9,120,161.48

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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.