Home / 18,147,532.80-27,226,110.60-7,907,998.80

Finding the Fourth Proportional to 18,147,532.80, 27,226,110.60 and 7,907,998.80

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Solution

The fourth proportional to 18,147,532.80, 27,226,110.60 and 7,907,998.80 is: 11,864,094.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,147,532.80 : 27,226,110.60 = 7,907,998.80 : x
  2. Step 2: Convert to fraction form
    18,147,532.80/27,226,110.60 = 7,907,998.80/x
  3. Step 3: Cross multiply
    18,147,532.80x = 27,226,110.60 × 7,907,998.80
  4. Step 4: Simplify right side
    18,147,532.80x = 215,304,049,953,467.28
  5. Step 5: Solve for x
    x = 215,304,049,953,467.28/18,147,532.80
  6. Step 6: Final answer
    x = 11,864,094.82

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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.