Home / 13,945,968.28-20,920,155.27-3,848,589.28

Finding the Fourth Proportional to 13,945,968.28, 20,920,155.27 and 3,848,589.28

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Solution

The fourth proportional to 13,945,968.28, 20,920,155.27 and 3,848,589.28 is: 5,773,215.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,945,968.28 : 20,920,155.27 = 3,848,589.28 : x
  2. Step 2: Convert to fraction form
    13,945,968.28/20,920,155.27 = 3,848,589.28/x
  3. Step 3: Cross multiply
    13,945,968.28x = 20,920,155.27 × 3,848,589.28
  4. Step 4: Simplify right side
    13,945,968.28x = 80,513,085,308,057.50
  5. Step 5: Solve for x
    x = 80,513,085,308,057.50/13,945,968.28
  6. Step 6: Final answer
    x = 5,773,215.86

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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.