Home / 13,420,496.30-20,114,998.05-5,744,126.30

Finding the Fourth Proportional to 13,420,496.30, 20,114,998.05 and 5,744,126.30

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Solution

The fourth proportional to 13,420,496.30, 20,114,998.05 and 5,744,126.30 is: 8,609,449.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,420,496.30 : 20,114,998.05 = 5,744,126.30 : x
  2. Step 2: Convert to fraction form
    13,420,496.30/20,114,998.05 = 5,744,126.30/x
  3. Step 3: Cross multiply
    13,420,496.30x = 20,114,998.05 × 5,744,126.30
  4. Step 4: Simplify right side
    13,420,496.30x = 115,543,089,323,453.72
  5. Step 5: Solve for x
    x = 115,543,089,323,453.72/13,420,496.30
  6. Step 6: Final answer
    x = 8,609,449.81

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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.