Home / 7,678,062.88-11,524,074-4,086,833.92

Finding the Fourth Proportional to 7,678,062.88, 11,524,074 and 4,086,833.92

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Solution

The fourth proportional to 7,678,062.88, 11,524,074 and 4,086,833.92 is: 6,133,965.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,678,062.88 : 11,524,074 = 4,086,833.92 : x
  2. Step 2: Convert to fraction form
    7,678,062.88/11,524,074 = 4,086,833.92/x
  3. Step 3: Cross multiply
    7,678,062.88x = 11,524,074 × 4,086,833.92
  4. Step 4: Simplify right side
    7,678,062.88x = 47,096,976,519,790.08
  5. Step 5: Solve for x
    x = 47,096,976,519,790.08/7,678,062.88
  6. Step 6: Final answer
    x = 6,133,965.98

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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.