Home / 18,098,399.26-27,147,603.94-5,318,903.26

Finding the Fourth Proportional to 18,098,399.26, 27,147,603.94 and 5,318,903.26

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Solution

The fourth proportional to 18,098,399.26, 27,147,603.94 and 5,318,903.26 is: 7,978,356.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,098,399.26 : 27,147,603.94 = 5,318,903.26 : x
  2. Step 2: Convert to fraction form
    18,098,399.26/27,147,603.94 = 5,318,903.26/x
  3. Step 3: Cross multiply
    18,098,399.26x = 27,147,603.94 × 5,318,903.26
  4. Step 4: Simplify right side
    18,098,399.26x = 144,395,479,097,654.84
  5. Step 5: Solve for x
    x = 144,395,479,097,654.84/18,098,399.26
  6. Step 6: Final answer
    x = 7,978,356.37

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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.