Home / 20,458,456.10-30,691,726.85-7,504,727.04

Finding the Fourth Proportional to 20,458,456.10, 30,691,726.85 and 7,504,727.04

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Solution

The fourth proportional to 20,458,456.10, 30,691,726.85 and 7,504,727.04 is: 11,258,573.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    20,458,456.10 : 30,691,726.85 = 7,504,727.04 : x
  2. Step 2: Convert to fraction form
    20,458,456.10/30,691,726.85 = 7,504,727.04/x
  3. Step 3: Cross multiply
    20,458,456.10x = 30,691,726.85 × 7,504,727.04
  4. Step 4: Simplify right side
    20,458,456.10x = 230,333,032,414,250.84
  5. Step 5: Solve for x
    x = 230,333,032,414,250.84/20,458,456.10
  6. Step 6: Final answer
    x = 11,258,573.54

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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.