Home / 13,960,139.40-20,940,675.72-3,861,914.76

Finding the Fourth Proportional to 13,960,139.40, 20,940,675.72 and 3,861,914.76

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Solution

The fourth proportional to 13,960,139.40, 20,940,675.72 and 3,861,914.76 is: 5,793,001.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,960,139.40 : 20,940,675.72 = 3,861,914.76 : x
  2. Step 2: Convert to fraction form
    13,960,139.40/20,940,675.72 = 3,861,914.76/x
  3. Step 3: Cross multiply
    13,960,139.40x = 20,940,675.72 × 3,861,914.76
  4. Step 4: Simplify right side
    13,960,139.40x = 80,871,104,647,441.62
  5. Step 5: Solve for x
    x = 80,871,104,647,441.62/13,960,139.40
  6. Step 6: Final answer
    x = 5,793,001.23

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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.