Home / 18,052,622.67-27,078,638.67-7,269,651.93

Finding the Fourth Proportional to 18,052,622.67, 27,078,638.67 and 7,269,651.93

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Solution

The fourth proportional to 18,052,622.67, 27,078,638.67 and 7,269,651.93 is: 10,904,358.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,052,622.67 : 27,078,638.67 = 7,269,651.93 : x
  2. Step 2: Convert to fraction form
    18,052,622.67/27,078,638.67 = 7,269,651.93/x
  3. Step 3: Cross multiply
    18,052,622.67x = 27,078,638.67 × 7,269,651.93
  4. Step 4: Simplify right side
    18,052,622.67x = 196,852,277,869,138.12
  5. Step 5: Solve for x
    x = 196,852,277,869,138.12/18,052,622.67
  6. Step 6: Final answer
    x = 10,904,358.97

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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.