Home / 25,509,845.32-38,256,919.38-7,309,163.85

Finding the Fourth Proportional to 25,509,845.32, 38,256,919.38 and 7,309,163.85

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Solution

The fourth proportional to 25,509,845.32, 38,256,919.38 and 7,309,163.85 is: 10,961,496.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,509,845.32 : 38,256,919.38 = 7,309,163.85 : x
  2. Step 2: Convert to fraction form
    25,509,845.32/38,256,919.38 = 7,309,163.85/x
  3. Step 3: Cross multiply
    25,509,845.32x = 38,256,919.38 × 7,309,163.85
  4. Step 4: Simplify right side
    25,509,845.32x = 279,626,092,001,197
  5. Step 5: Solve for x
    x = 279,626,092,001,197/25,509,845.32
  6. Step 6: Final answer
    x = 10,961,496.96

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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.