Home / 9,972,221.72-14,965,063.74-3,906,201.32

Finding the Fourth Proportional to 9,972,221.72, 14,965,063.74 and 3,906,201.32

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Solution

The fourth proportional to 9,972,221.72, 14,965,063.74 and 3,906,201.32 is: 5,861,938.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,972,221.72 : 14,965,063.74 = 3,906,201.32 : x
  2. Step 2: Convert to fraction form
    9,972,221.72/14,965,063.74 = 3,906,201.32/x
  3. Step 3: Cross multiply
    9,972,221.72x = 14,965,063.74 × 3,906,201.32
  4. Step 4: Simplify right side
    9,972,221.72x = 58,456,551,660,246.82
  5. Step 5: Solve for x
    x = 58,456,551,660,246.82/9,972,221.72
  6. Step 6: Final answer
    x = 5,861,938.63

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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.