Home / 10,731,205.80-16,096,808.70-6,469,180.20

Finding the Fourth Proportional to 10,731,205.80, 16,096,808.70 and 6,469,180.20

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Solution

The fourth proportional to 10,731,205.80, 16,096,808.70 and 6,469,180.20 is: 9,703,770.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,731,205.80 : 16,096,808.70 = 6,469,180.20 : x
  2. Step 2: Convert to fraction form
    10,731,205.80/16,096,808.70 = 6,469,180.20/x
  3. Step 3: Cross multiply
    10,731,205.80x = 16,096,808.70 × 6,469,180.20
  4. Step 4: Simplify right side
    10,731,205.80x = 104,133,156,125,227.73
  5. Step 5: Solve for x
    x = 104,133,156,125,227.73/10,731,205.80
  6. Step 6: Final answer
    x = 9,703,770.30

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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.