Home / 7,669,074.06-11,505,184.65-3,120,110.82

Finding the Fourth Proportional to 7,669,074.06, 11,505,184.65 and 3,120,110.82

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Solution

The fourth proportional to 7,669,074.06, 11,505,184.65 and 3,120,110.82 is: 4,680,806.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,669,074.06 : 11,505,184.65 = 3,120,110.82 : x
  2. Step 2: Convert to fraction form
    7,669,074.06/11,505,184.65 = 3,120,110.82/x
  3. Step 3: Cross multiply
    7,669,074.06x = 11,505,184.65 × 3,120,110.82
  4. Step 4: Simplify right side
    7,669,074.06x = 35,897,451,112,562.91
  5. Step 5: Solve for x
    x = 35,897,451,112,562.91/7,669,074.06
  6. Step 6: Final answer
    x = 4,680,806.42

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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.