Home / 13,511,047.68-20,269,993.32-3,926,220.48

Finding the Fourth Proportional to 13,511,047.68, 20,269,993.32 and 3,926,220.48

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Solution

The fourth proportional to 13,511,047.68, 20,269,993.32 and 3,926,220.48 is: 5,890,325.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,511,047.68 : 20,269,993.32 = 3,926,220.48 : x
  2. Step 2: Convert to fraction form
    13,511,047.68/20,269,993.32 = 3,926,220.48/x
  3. Step 3: Cross multiply
    13,511,047.68x = 20,269,993.32 × 3,926,220.48
  4. Step 4: Simplify right side
    13,511,047.68x = 79,584,462,902,447.19
  5. Step 5: Solve for x
    x = 79,584,462,902,447.19/13,511,047.68
  6. Step 6: Final answer
    x = 5,890,325.07

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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.