Home / 11,978,452.44-16,530,264.39-6,822,293.76

Finding the Fourth Proportional to 11,978,452.44, 16,530,264.39 and 6,822,293.76

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Solution

The fourth proportional to 11,978,452.44, 16,530,264.39 and 6,822,293.76 is: 9,414,765.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,978,452.44 : 16,530,264.39 = 6,822,293.76 : x
  2. Step 2: Convert to fraction form
    11,978,452.44/16,530,264.39 = 6,822,293.76/x
  3. Step 3: Cross multiply
    11,978,452.44x = 16,530,264.39 × 6,822,293.76
  4. Step 4: Simplify right side
    11,978,452.44x = 112,774,319,599,047.20
  5. Step 5: Solve for x
    x = 112,774,319,599,047.20/11,978,452.44
  6. Step 6: Final answer
    x = 9,414,765.40

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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.