Home / 11,741,605.20-17,628,996.60-7,262,629.20

Finding the Fourth Proportional to 11,741,605.20, 17,628,996.60 and 7,262,629.20

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Solution

The fourth proportional to 11,741,605.20, 17,628,996.60 and 7,262,629.20 is: 10,904,204.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,741,605.20 : 17,628,996.60 = 7,262,629.20 : x
  2. Step 2: Convert to fraction form
    11,741,605.20/17,628,996.60 = 7,262,629.20/x
  3. Step 3: Cross multiply
    11,741,605.20x = 17,628,996.60 × 7,262,629.20
  4. Step 4: Simplify right side
    11,741,605.20x = 128,032,865,473,860.73
  5. Step 5: Solve for x
    x = 128,032,865,473,860.73/11,741,605.20
  6. Step 6: Final answer
    x = 10,904,204.60

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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.