Home / 11,926,092.78-17,890,380.09-3,290,193.54

Finding the Fourth Proportional to 11,926,092.78, 17,890,380.09 and 3,290,193.54

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Solution

The fourth proportional to 11,926,092.78, 17,890,380.09 and 3,290,193.54 is: 4,935,632.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,926,092.78 : 17,890,380.09 = 3,290,193.54 : x
  2. Step 2: Convert to fraction form
    11,926,092.78/17,890,380.09 = 3,290,193.54/x
  3. Step 3: Cross multiply
    11,926,092.78x = 17,890,380.09 × 3,290,193.54
  4. Step 4: Simplify right side
    11,926,092.78x = 58,862,813,000,262.62
  5. Step 5: Solve for x
    x = 58,862,813,000,262.62/11,926,092.78
  6. Step 6: Final answer
    x = 4,935,632.66

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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.