Home / 6,422,198.40-8,863,043.49-4,242,918.51

Finding the Fourth Proportional to 6,422,198.40, 8,863,043.49 and 4,242,918.51

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Solution

The fourth proportional to 6,422,198.40, 8,863,043.49 and 4,242,918.51 is: 5,855,498.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,422,198.40 : 8,863,043.49 = 4,242,918.51 : x
  2. Step 2: Convert to fraction form
    6,422,198.40/8,863,043.49 = 4,242,918.51/x
  3. Step 3: Cross multiply
    6,422,198.40x = 8,863,043.49 × 4,242,918.51
  4. Step 4: Simplify right side
    6,422,198.40x = 37,605,171,278,656
  5. Step 5: Solve for x
    x = 37,605,171,278,656/6,422,198.40
  6. Step 6: Final answer
    x = 5,855,498.22

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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.