Home / 31,295,774.21-43,187,524.97-17,354,879.64

Finding the Fourth Proportional to 31,295,774.21, 43,187,524.97 and 17,354,879.64

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Solution

The fourth proportional to 31,295,774.21, 43,187,524.97 and 17,354,879.64 is: 23,949,377.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,295,774.21 : 43,187,524.97 = 17,354,879.64 : x
  2. Step 2: Convert to fraction form
    31,295,774.21/43,187,524.97 = 17,354,879.64/x
  3. Step 3: Cross multiply
    31,295,774.21x = 43,187,524.97 × 17,354,879.64
  4. Step 4: Simplify right side
    31,295,774.21x = 749,514,297,717,070.25
  5. Step 5: Solve for x
    x = 749,514,297,717,070.25/31,295,774.21
  6. Step 6: Final answer
    x = 23,949,377.09

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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.