Home / 13,441,512.80-20,162,342.10-3,344,133.80

Finding the Fourth Proportional to 13,441,512.80, 20,162,342.10 and 3,344,133.80

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Solution

The fourth proportional to 13,441,512.80, 20,162,342.10 and 3,344,133.80 is: 5,016,218.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,441,512.80 : 20,162,342.10 = 3,344,133.80 : x
  2. Step 2: Convert to fraction form
    13,441,512.80/20,162,342.10 = 3,344,133.80/x
  3. Step 3: Cross multiply
    13,441,512.80x = 20,162,342.10 × 3,344,133.80
  4. Step 4: Simplify right side
    13,441,512.80x = 67,425,569,703,772.98
  5. Step 5: Solve for x
    x = 67,425,569,703,772.98/13,441,512.80
  6. Step 6: Final answer
    x = 5,016,218.84

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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.