Home / 38,850,495.82-53,612,279.22-21,446,467.38

Finding the Fourth Proportional to 38,850,495.82, 53,612,279.22 and 21,446,467.38

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Solution

The fourth proportional to 38,850,495.82, 53,612,279.22 and 21,446,467.38 is: 29,595,349.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,850,495.82 : 53,612,279.22 = 21,446,467.38 : x
  2. Step 2: Convert to fraction form
    38,850,495.82/53,612,279.22 = 21,446,467.38/x
  3. Step 3: Cross multiply
    38,850,495.82x = 53,612,279.22 × 21,446,467.38
  4. Step 4: Simplify right side
    38,850,495.82x = 1,149,793,997,459,181.75
  5. Step 5: Solve for x
    x = 1,149,793,997,459,181.75/38,850,495.82
  6. Step 6: Final answer
    x = 29,595,349.38

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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.