Home / 20,057,906.06-30,098,811.48-7,279,406.84

Finding the Fourth Proportional to 20,057,906.06, 30,098,811.48 and 7,279,406.84

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Solution

The fourth proportional to 20,057,906.06, 30,098,811.48 and 7,279,406.84 is: 10,923,448.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    20,057,906.06 : 30,098,811.48 = 7,279,406.84 : x
  2. Step 2: Convert to fraction form
    20,057,906.06/30,098,811.48 = 7,279,406.84/x
  3. Step 3: Cross multiply
    20,057,906.06x = 30,098,811.48 × 7,279,406.84
  4. Step 4: Simplify right side
    20,057,906.06x = 219,101,494,163,382.53
  5. Step 5: Solve for x
    x = 219,101,494,163,382.53/20,057,906.06
  6. Step 6: Final answer
    x = 10,923,448.02

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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.