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Finding the Fourth Proportional to 6,798,297.93, 10,197,728.33 and 2,005,987.11

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Solution

The fourth proportional to 6,798,297.93, 10,197,728.33 and 2,005,987.11 is: 3,009,063.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,798,297.93 : 10,197,728.33 = 2,005,987.11 : x
  2. Step 2: Convert to fraction form
    6,798,297.93/10,197,728.33 = 2,005,987.11/x
  3. Step 3: Cross multiply
    6,798,297.93x = 10,197,728.33 × 2,005,987.11
  4. Step 4: Simplify right side
    6,798,297.93x = 20,456,511,571,231.89
  5. Step 5: Solve for x
    x = 20,456,511,571,231.89/6,798,297.93
  6. Step 6: Final answer
    x = 3,009,063.71

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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.