Home / 7,945,620.96-10,965,205.68-4,508,006.88

Finding the Fourth Proportional to 7,945,620.96, 10,965,205.68 and 4,508,006.88

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Solution

The fourth proportional to 7,945,620.96, 10,965,205.68 and 4,508,006.88 is: 6,221,190.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,945,620.96 : 10,965,205.68 = 4,508,006.88 : x
  2. Step 2: Convert to fraction form
    7,945,620.96/10,965,205.68 = 4,508,006.88/x
  3. Step 3: Cross multiply
    7,945,620.96x = 10,965,205.68 × 4,508,006.88
  4. Step 4: Simplify right side
    7,945,620.96x = 49,431,222,646,055.08
  5. Step 5: Solve for x
    x = 49,431,222,646,055.08/7,945,620.96
  6. Step 6: Final answer
    x = 6,221,190.63

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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.