Home / 72,255,883.97-108,359,529.57-26,188,109.61

Finding the Fourth Proportional to 72,255,883.97, 108,359,529.57 and 26,188,109.61

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Solution

The fourth proportional to 72,255,883.97, 108,359,529.57 and 26,188,109.61 is: 39,273,358.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    72,255,883.97 : 108,359,529.57 = 26,188,109.61 : x
  2. Step 2: Convert to fraction form
    72,255,883.97/108,359,529.57 = 26,188,109.61/x
  3. Step 3: Cross multiply
    72,255,883.97x = 108,359,529.57 × 26,188,109.61
  4. Step 4: Simplify right side
    72,255,883.97x = 2,837,731,237,667,196
  5. Step 5: Solve for x
    x = 2,837,731,237,667,196/72,255,883.97
  6. Step 6: Final answer
    x = 39,273,358.54

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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.