Home / 6,218,086.91-9,327,129.75-2,428,912.58

Finding the Fourth Proportional to 6,218,086.91, 9,327,129.75 and 2,428,912.58

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Solution

The fourth proportional to 6,218,086.91, 9,327,129.75 and 2,428,912.58 is: 3,643,368.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,218,086.91 : 9,327,129.75 = 2,428,912.58 : x
  2. Step 2: Convert to fraction form
    6,218,086.91/9,327,129.75 = 2,428,912.58/x
  3. Step 3: Cross multiply
    6,218,086.91x = 9,327,129.75 × 2,428,912.58
  4. Step 4: Simplify right side
    6,218,086.91x = 22,654,782,738,431.61
  5. Step 5: Solve for x
    x = 22,654,782,738,431.61/6,218,086.91
  6. Step 6: Final answer
    x = 3,643,368.63

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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.