Home / 11,229,821.64-16,844,735.43-3,143,988.36

Finding the Fourth Proportional to 11,229,821.64, 16,844,735.43 and 3,143,988.36

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Solution

The fourth proportional to 11,229,821.64, 16,844,735.43 and 3,143,988.36 is: 4,715,983.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,229,821.64 : 16,844,735.43 = 3,143,988.36 : x
  2. Step 2: Convert to fraction form
    11,229,821.64/16,844,735.43 = 3,143,988.36/x
  3. Step 3: Cross multiply
    11,229,821.64x = 16,844,735.43 × 3,143,988.36
  4. Step 4: Simplify right side
    11,229,821.64x = 52,959,652,119,199.59
  5. Step 5: Solve for x
    x = 52,959,652,119,199.59/11,229,821.64
  6. Step 6: Final answer
    x = 4,715,983.37

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.