Home / 57,131,244.82-85,685,708.39-18,259,269.66

Finding the Fourth Proportional to 57,131,244.82, 85,685,708.39 and 18,259,269.66

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Solution

The fourth proportional to 57,131,244.82, 85,685,708.39 and 18,259,269.66 is: 27,385,338.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    57,131,244.82 : 85,685,708.39 = 18,259,269.66 : x
  2. Step 2: Convert to fraction form
    57,131,244.82/85,685,708.39 = 18,259,269.66/x
  3. Step 3: Cross multiply
    57,131,244.82x = 85,685,708.39 × 18,259,269.66
  4. Step 4: Simplify right side
    57,131,244.82x = 1,564,558,455,546,782.50
  5. Step 5: Solve for x
    x = 1,564,558,455,546,782.50/57,131,244.82
  6. Step 6: Final answer
    x = 27,385,338.10

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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.