Home / 12,591,936.07-18,885,791.18-3,494,957.83

Finding the Fourth Proportional to 12,591,936.07, 18,885,791.18 and 3,494,957.83

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Solution

The fourth proportional to 12,591,936.07, 18,885,791.18 and 3,494,957.83 is: 5,241,850.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,591,936.07 : 18,885,791.18 = 3,494,957.83 : x
  2. Step 2: Convert to fraction form
    12,591,936.07/18,885,791.18 = 3,494,957.83/x
  3. Step 3: Cross multiply
    12,591,936.07x = 18,885,791.18 × 3,494,957.83
  4. Step 4: Simplify right side
    12,591,936.07x = 66,005,043,721,808.86
  5. Step 5: Solve for x
    x = 66,005,043,721,808.86/12,591,936.07
  6. Step 6: Final answer
    x = 5,241,850.29

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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.