Home / 11,850,121.82-16,354,498.05-6,693,815.52

Finding the Fourth Proportional to 11,850,121.82, 16,354,498.05 and 6,693,815.52

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Solution

The fourth proportional to 11,850,121.82, 16,354,498.05 and 6,693,815.52 is: 9,238,216.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,850,121.82 : 16,354,498.05 = 6,693,815.52 : x
  2. Step 2: Convert to fraction form
    11,850,121.82/16,354,498.05 = 6,693,815.52/x
  3. Step 3: Cross multiply
    11,850,121.82x = 16,354,498.05 × 6,693,815.52
  4. Step 4: Simplify right side
    11,850,121.82x = 109,473,992,868,899.73
  5. Step 5: Solve for x
    x = 109,473,992,868,899.73/11,850,121.82
  6. Step 6: Final answer
    x = 9,238,216.66

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.