Home / 8,107,805.90-11,188,991.94-4,968,015.26

Finding the Fourth Proportional to 8,107,805.90, 11,188,991.94 and 4,968,015.26

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Solution

The fourth proportional to 8,107,805.90, 11,188,991.94 and 4,968,015.26 is: 6,855,995.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,107,805.90 : 11,188,991.94 = 4,968,015.26 : x
  2. Step 2: Convert to fraction form
    8,107,805.90/11,188,991.94 = 4,968,015.26/x
  3. Step 3: Cross multiply
    8,107,805.90x = 11,188,991.94 × 4,968,015.26
  4. Step 4: Simplify right side
    8,107,805.90x = 55,587,082,641,332.04
  5. Step 5: Solve for x
    x = 55,587,082,641,332.04/8,107,805.90
  6. Step 6: Final answer
    x = 6,855,995.74

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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.