Home / 12,202,965.12-16,841,137.92-6,697,404

Finding the Fourth Proportional to 12,202,965.12, 16,841,137.92 and 6,697,404

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Solution

The fourth proportional to 12,202,965.12, 16,841,137.92 and 6,697,404 is: 9,242,991.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,202,965.12 : 16,841,137.92 = 6,697,404 : x
  2. Step 2: Convert to fraction form
    12,202,965.12/16,841,137.92 = 6,697,404/x
  3. Step 3: Cross multiply
    12,202,965.12x = 16,841,137.92 × 6,697,404
  4. Step 4: Simplify right side
    12,202,965.12x = 112,791,904,469,959.69
  5. Step 5: Solve for x
    x = 112,791,904,469,959.69/12,202,965.12
  6. Step 6: Final answer
    x = 9,242,991.63

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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.