Home / 53,543,891.84-80,322,987.29-21,188,227.59

Finding the Fourth Proportional to 53,543,891.84, 80,322,987.29 and 21,188,227.59

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Solution

The fourth proportional to 53,543,891.84, 80,322,987.29 and 21,188,227.59 is: 31,785,170.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,543,891.84 : 80,322,987.29 = 21,188,227.59 : x
  2. Step 2: Convert to fraction form
    53,543,891.84/80,322,987.29 = 21,188,227.59/x
  3. Step 3: Cross multiply
    53,543,891.84x = 80,322,987.29 × 21,188,227.59
  4. Step 4: Simplify right side
    53,543,891.84x = 1,701,901,735,303,256
  5. Step 5: Solve for x
    x = 1,701,901,735,303,256/53,543,891.84
  6. Step 6: Final answer
    x = 31,785,170.58

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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.