Home / 40,094,160.85-55,330,138.97-21,759,467.41

Finding the Fourth Proportional to 40,094,160.85, 55,330,138.97 and 21,759,467.41

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Solution

The fourth proportional to 40,094,160.85, 55,330,138.97 and 21,759,467.41 is: 30,028,171.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,094,160.85 : 55,330,138.97 = 21,759,467.41 : x
  2. Step 2: Convert to fraction form
    40,094,160.85/55,330,138.97 = 21,759,467.41/x
  3. Step 3: Cross multiply
    40,094,160.85x = 55,330,138.97 × 21,759,467.41
  4. Step 4: Simplify right side
    40,094,160.85x = 1,203,954,355,708,486
  5. Step 5: Solve for x
    x = 1,203,954,355,708,486/40,094,160.85
  6. Step 6: Final answer
    x = 30,028,171.94

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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.