Home / 6,678,965.03-9,216,989.49-3,623,179.28

Finding the Fourth Proportional to 6,678,965.03, 9,216,989.49 and 3,623,179.28

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Solution

The fourth proportional to 6,678,965.03, 9,216,989.49 and 3,623,179.28 is: 4,999,997.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,678,965.03 : 9,216,989.49 = 3,623,179.28 : x
  2. Step 2: Convert to fraction form
    6,678,965.03/9,216,989.49 = 3,623,179.28/x
  3. Step 3: Cross multiply
    6,678,965.03x = 9,216,989.49 × 3,623,179.28
  4. Step 4: Simplify right side
    6,678,965.03x = 33,394,805,344,145.77
  5. Step 5: Solve for x
    x = 33,394,805,344,145.77/6,678,965.03
  6. Step 6: Final answer
    x = 4,999,997.03

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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.