Home / 5,081,145.76-7,011,723.87-3,016,249.61

Finding the Fourth Proportional to 5,081,145.76, 7,011,723.87 and 3,016,249.61

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Solution

The fourth proportional to 5,081,145.76, 7,011,723.87 and 3,016,249.61 is: 4,162,271.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,081,145.76 : 7,011,723.87 = 3,016,249.61 : x
  2. Step 2: Convert to fraction form
    5,081,145.76/7,011,723.87 = 3,016,249.61/x
  3. Step 3: Cross multiply
    5,081,145.76x = 7,011,723.87 × 3,016,249.61
  4. Step 4: Simplify right side
    5,081,145.76x = 21,149,109,405,844.50
  5. Step 5: Solve for x
    x = 21,149,109,405,844.50/5,081,145.76
  6. Step 6: Final answer
    x = 4,162,271.74

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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.