Home / 6,678,969-9,216,995.04-3,623,183.28

Finding the Fourth Proportional to 6,678,969, 9,216,995.04 and 3,623,183.28

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Solution

The fourth proportional to 6,678,969, 9,216,995.04 and 3,623,183.28 is: 5,000,002.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,678,969 : 9,216,995.04 = 3,623,183.28 : x
  2. Step 2: Convert to fraction form
    6,678,969/9,216,995.04 = 3,623,183.28/x
  3. Step 3: Cross multiply
    6,678,969x = 9,216,995.04 × 3,623,183.28
  4. Step 4: Simplify right side
    6,678,969x = 33,394,862,320,770.93
  5. Step 5: Solve for x
    x = 33,394,862,320,770.93/6,678,969
  6. Step 6: Final answer
    x = 5,000,002.59

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.