Home / 31,795,675.48-43,887,547.34-18,568,420.38

Finding the Fourth Proportional to 31,795,675.48, 43,887,547.34 and 18,568,420.38

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Solution

The fourth proportional to 31,795,675.48, 43,887,547.34 and 18,568,420.38 is: 25,629,976.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,795,675.48 : 43,887,547.34 = 18,568,420.38 : x
  2. Step 2: Convert to fraction form
    31,795,675.48/43,887,547.34 = 18,568,420.38/x
  3. Step 3: Cross multiply
    31,795,675.48x = 43,887,547.34 × 18,568,420.38
  4. Step 4: Simplify right side
    31,795,675.48x = 814,922,428,456,270.75
  5. Step 5: Solve for x
    x = 814,922,428,456,270.75/31,795,675.48
  6. Step 6: Final answer
    x = 25,629,976.91

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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.