Home / 38,116,781.91-57,185,845.43-15,413,622.39

Finding the Fourth Proportional to 38,116,781.91, 57,185,845.43 and 15,413,622.39

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Solution

The fourth proportional to 38,116,781.91, 57,185,845.43 and 15,413,622.39 is: 23,124,749.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,116,781.91 : 57,185,845.43 = 15,413,622.39 : x
  2. Step 2: Convert to fraction form
    38,116,781.91/57,185,845.43 = 15,413,622.39/x
  3. Step 3: Cross multiply
    38,116,781.91x = 57,185,845.43 × 15,413,622.39
  4. Step 4: Simplify right side
    38,116,781.91x = 881,441,027,433,859
  5. Step 5: Solve for x
    x = 881,441,027,433,859/38,116,781.91
  6. Step 6: Final answer
    x = 23,124,749.34

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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.