Home / 7,255,976.28-10,885,538.78-2,207,155.56

Finding the Fourth Proportional to 7,255,976.28, 10,885,538.78 and 2,207,155.56

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Solution

The fourth proportional to 7,255,976.28, 10,885,538.78 and 2,207,155.56 is: 3,311,212.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,255,976.28 : 10,885,538.78 = 2,207,155.56 : x
  2. Step 2: Convert to fraction form
    7,255,976.28/10,885,538.78 = 2,207,155.56/x
  3. Step 3: Cross multiply
    7,255,976.28x = 10,885,538.78 × 2,207,155.56
  4. Step 4: Simplify right side
    7,255,976.28x = 24,026,077,441,872.62
  5. Step 5: Solve for x
    x = 24,026,077,441,872.62/7,255,976.28
  6. Step 6: Final answer
    x = 3,311,212.24

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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.