Home / 6,789,029.96-9,368,849.94-3,889,359.56

Finding the Fourth Proportional to 6,789,029.96, 9,368,849.94 and 3,889,359.56

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Solution

The fourth proportional to 6,789,029.96, 9,368,849.94 and 3,889,359.56 is: 5,367,309.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,789,029.96 : 9,368,849.94 = 3,889,359.56 : x
  2. Step 2: Convert to fraction form
    6,789,029.96/9,368,849.94 = 3,889,359.56/x
  3. Step 3: Cross multiply
    6,789,029.96x = 9,368,849.94 × 3,889,359.56
  4. Step 4: Simplify right side
    6,789,029.96x = 36,438,826,080,344.42
  5. Step 5: Solve for x
    x = 36,438,826,080,344.42/6,789,029.96
  6. Step 6: Final answer
    x = 5,367,309.66

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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.