Home / 31,571,628-43,568,846.88-17,084,940

Finding the Fourth Proportional to 31,571,628, 43,568,846.88 and 17,084,940

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Solution

The fourth proportional to 31,571,628, 43,568,846.88 and 17,084,940 is: 23,577,217.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,571,628 : 43,568,846.88 = 17,084,940 : x
  2. Step 2: Convert to fraction form
    31,571,628/43,568,846.88 = 17,084,940/x
  3. Step 3: Cross multiply
    31,571,628x = 43,568,846.88 × 17,084,940
  4. Step 4: Simplify right side
    31,571,628x = 744,371,134,813,987.25
  5. Step 5: Solve for x
    x = 744,371,134,813,987.25/31,571,628
  6. Step 6: Final answer
    x = 23,577,217.33

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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.