Home / 8,200,968.49-11,309,821.06-5,591,371.75

Finding the Fourth Proportional to 8,200,968.49, 11,309,821.06 and 5,591,371.75

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Solution

The fourth proportional to 8,200,968.49, 11,309,821.06 and 5,591,371.75 is: 7,710,969.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,200,968.49 : 11,309,821.06 = 5,591,371.75 : x
  2. Step 2: Convert to fraction form
    8,200,968.49/11,309,821.06 = 5,591,371.75/x
  3. Step 3: Cross multiply
    8,200,968.49x = 11,309,821.06 × 5,591,371.75
  4. Step 4: Simplify right side
    8,200,968.49x = 63,237,413,930,186.06
  5. Step 5: Solve for x
    x = 63,237,413,930,186.06/8,200,968.49
  6. Step 6: Final answer
    x = 7,710,969.02

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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.