Home / 11,133,906.10-16,700,859.15-8,611,371.70

Finding the Fourth Proportional to 11,133,906.10, 16,700,859.15 and 8,611,371.70

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Solution

The fourth proportional to 11,133,906.10, 16,700,859.15 and 8,611,371.70 is: 12,917,057.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,133,906.10 : 16,700,859.15 = 8,611,371.70 : x
  2. Step 2: Convert to fraction form
    11,133,906.10/16,700,859.15 = 8,611,371.70/x
  3. Step 3: Cross multiply
    11,133,906.10x = 16,700,859.15 × 8,611,371.70
  4. Step 4: Simplify right side
    11,133,906.10x = 143,817,305,849,996.03
  5. Step 5: Solve for x
    x = 143,817,305,849,996.03/11,133,906.10
  6. Step 6: Final answer
    x = 12,917,057.55

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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.