Home / 7,778,104.80-11,668,324.08-2,728,525.92

Finding the Fourth Proportional to 7,778,104.80, 11,668,324.08 and 2,728,525.92

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Solution

The fourth proportional to 7,778,104.80, 11,668,324.08 and 2,728,525.92 is: 4,093,198.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,778,104.80 : 11,668,324.08 = 2,728,525.92 : x
  2. Step 2: Convert to fraction form
    7,778,104.80/11,668,324.08 = 2,728,525.92/x
  3. Step 3: Cross multiply
    7,778,104.80x = 11,668,324.08 × 2,728,525.92
  4. Step 4: Simplify right side
    7,778,104.80x = 31,837,324,695,240.15
  5. Step 5: Solve for x
    x = 31,837,324,695,240.15/7,778,104.80
  6. Step 6: Final answer
    x = 4,093,198.22

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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.