Home / 13,567,912-20,361,199.20-5,589,736

Finding the Fourth Proportional to 13,567,912, 20,361,199.20 and 5,589,736

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Solution

The fourth proportional to 13,567,912, 20,361,199.20 and 5,589,736 is: 8,388,448.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,567,912 : 20,361,199.20 = 5,589,736 : x
  2. Step 2: Convert to fraction form
    13,567,912/20,361,199.20 = 5,589,736/x
  3. Step 3: Cross multiply
    13,567,912x = 20,361,199.20 × 5,589,736
  4. Step 4: Simplify right side
    13,567,912x = 113,813,728,171,411.20
  5. Step 5: Solve for x
    x = 113,813,728,171,411.20/13,567,912
  6. Step 6: Final answer
    x = 8,388,448.29

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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.