Home / 20,458,496.25-30,691,787.00-7,504,767.18

Finding the Fourth Proportional to 20,458,496.25, 30,691,787.00 and 7,504,767.18

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Solution

The fourth proportional to 20,458,496.25, 30,691,787.00 and 7,504,767.18 is: 11,258,633.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    20,458,496.25 : 30,691,787.00 = 7,504,767.18 : x
  2. Step 2: Convert to fraction form
    20,458,496.25/30,691,787.00 = 7,504,767.18/x
  3. Step 3: Cross multiply
    20,458,496.25x = 30,691,787.00 × 7,504,767.18
  4. Step 4: Simplify right side
    20,458,496.25x = 230,334,715,735,626.81
  5. Step 5: Solve for x
    x = 230,334,715,735,626.81/20,458,496.25
  6. Step 6: Final answer
    x = 11,258,633.72

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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.