Home / 14,040,956.32-21,062,222.34-3,942,790

Finding the Fourth Proportional to 14,040,956.32, 21,062,222.34 and 3,942,790

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Solution

The fourth proportional to 14,040,956.32, 21,062,222.34 and 3,942,790 is: 5,914,406.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,040,956.32 : 21,062,222.34 = 3,942,790 : x
  2. Step 2: Convert to fraction form
    14,040,956.32/21,062,222.34 = 3,942,790/x
  3. Step 3: Cross multiply
    14,040,956.32x = 21,062,222.34 × 3,942,790
  4. Step 4: Simplify right side
    14,040,956.32x = 83,043,919,619,928.59
  5. Step 5: Solve for x
    x = 83,043,919,619,928.59/14,040,956.32
  6. Step 6: Final answer
    x = 5,914,406.24

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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.