Home / 13,963,400.70-20,945,101.05-3,866,021.70

Finding the Fourth Proportional to 13,963,400.70, 20,945,101.05 and 3,866,021.70

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Solution

The fourth proportional to 13,963,400.70, 20,945,101.05 and 3,866,021.70 is: 5,799,032.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,963,400.70 : 20,945,101.05 = 3,866,021.70 : x
  2. Step 2: Convert to fraction form
    13,963,400.70/20,945,101.05 = 3,866,021.70/x
  3. Step 3: Cross multiply
    13,963,400.70x = 20,945,101.05 × 3,866,021.70
  4. Step 4: Simplify right side
    13,963,400.70x = 80,974,215,167,992.80
  5. Step 5: Solve for x
    x = 80,974,215,167,992.80/13,963,400.70
  6. Step 6: Final answer
    x = 5,799,032.55

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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.