Home / 13,468,043.70-20,202,496.11-5,270,361.26

Finding the Fourth Proportional to 13,468,043.70, 20,202,496.11 and 5,270,361.26

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Solution

The fourth proportional to 13,468,043.70, 20,202,496.11 and 5,270,361.26 is: 7,905,710.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,468,043.70 : 20,202,496.11 = 5,270,361.26 : x
  2. Step 2: Convert to fraction form
    13,468,043.70/20,202,496.11 = 5,270,361.26/x
  3. Step 3: Cross multiply
    13,468,043.70x = 20,202,496.11 × 5,270,361.26
  4. Step 4: Simplify right side
    13,468,043.70x = 106,474,452,752,432.22
  5. Step 5: Solve for x
    x = 106,474,452,752,432.22/13,468,043.70
  6. Step 6: Final answer
    x = 7,905,710.37

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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.