Home / 33,472,629.68-50,189,436.18-12,978,407

Finding the Fourth Proportional to 33,472,629.68, 50,189,436.18 and 12,978,407

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Solution

The fourth proportional to 33,472,629.68, 50,189,436.18 and 12,978,407 is: 19,460,046.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    33,472,629.68 : 50,189,436.18 = 12,978,407 : x
  2. Step 2: Convert to fraction form
    33,472,629.68/50,189,436.18 = 12,978,407/x
  3. Step 3: Cross multiply
    33,472,629.68x = 50,189,436.18 × 12,978,407
  4. Step 4: Simplify right side
    33,472,629.68x = 651,378,929,844,565.25
  5. Step 5: Solve for x
    x = 651,378,929,844,565.25/33,472,629.68
  6. Step 6: Final answer
    x = 19,460,046.49

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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.