Home / 21,101,476.74-31,647,785.22-5,951,865.30

Finding the Fourth Proportional to 21,101,476.74, 31,647,785.22 and 5,951,865.30

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Solution

The fourth proportional to 21,101,476.74, 31,647,785.22 and 5,951,865.30 is: 8,926,548.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,101,476.74 : 31,647,785.22 = 5,951,865.30 : x
  2. Step 2: Convert to fraction form
    21,101,476.74/31,647,785.22 = 5,951,865.30/x
  3. Step 3: Cross multiply
    21,101,476.74x = 31,647,785.22 × 5,951,865.30
  4. Step 4: Simplify right side
    21,101,476.74x = 188,363,354,672,770.84
  5. Step 5: Solve for x
    x = 188,363,354,672,770.84/21,101,476.74
  6. Step 6: Final answer
    x = 8,926,548.46

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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.