Home / 11,821,391.20-17,732,086.80-2,845,943.20

Finding the Fourth Proportional to 11,821,391.20, 17,732,086.80 and 2,845,943.20

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Solution

The fourth proportional to 11,821,391.20, 17,732,086.80 and 2,845,943.20 is: 4,268,914.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,821,391.20 : 17,732,086.80 = 2,845,943.20 : x
  2. Step 2: Convert to fraction form
    11,821,391.20/17,732,086.80 = 2,845,943.20/x
  3. Step 3: Cross multiply
    11,821,391.20x = 17,732,086.80 × 2,845,943.20
  4. Step 4: Simplify right side
    11,821,391.20x = 50,464,511,850,269.77
  5. Step 5: Solve for x
    x = 50,464,511,850,269.77/11,821,391.20
  6. Step 6: Final answer
    x = 4,268,914.80

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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.