Home / 67,026,537.36-100,532,277.24-18,511,288.32

Finding the Fourth Proportional to 67,026,537.36, 100,532,277.24 and 18,511,288.32

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Solution

The fourth proportional to 67,026,537.36, 100,532,277.24 and 18,511,288.32 is: 27,764,853.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    67,026,537.36 : 100,532,277.24 = 18,511,288.32 : x
  2. Step 2: Convert to fraction form
    67,026,537.36/100,532,277.24 = 18,511,288.32/x
  3. Step 3: Cross multiply
    67,026,537.36x = 100,532,277.24 × 18,511,288.32
  4. Step 4: Simplify right side
    67,026,537.36x = 1,860,981,969,455,813.75
  5. Step 5: Solve for x
    x = 1,860,981,969,455,813.75/67,026,537.36
  6. Step 6: Final answer
    x = 27,764,853.19

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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.