Home / 20,933,356.91-31,400,016.66-6,557,546.16

Finding the Fourth Proportional to 20,933,356.91, 31,400,016.66 and 6,557,546.16

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Solution

The fourth proportional to 20,933,356.91, 31,400,016.66 and 6,557,546.16 is: 9,836,313.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    20,933,356.91 : 31,400,016.66 = 6,557,546.16 : x
  2. Step 2: Convert to fraction form
    20,933,356.91/31,400,016.66 = 6,557,546.16/x
  3. Step 3: Cross multiply
    20,933,356.91x = 31,400,016.66 × 6,557,546.16
  4. Step 4: Simplify right side
    20,933,356.91x = 205,907,058,672,719.03
  5. Step 5: Solve for x
    x = 205,907,058,672,719.03/20,933,356.91
  6. Step 6: Final answer
    x = 9,836,313.38

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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.