Home / 12,108,123.36-18,162,251.94-3,010,220.94

Finding the Fourth Proportional to 12,108,123.36, 18,162,251.94 and 3,010,220.94

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Solution

The fourth proportional to 12,108,123.36, 18,162,251.94 and 3,010,220.94 is: 4,515,348.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,108,123.36 : 18,162,251.94 = 3,010,220.94 : x
  2. Step 2: Convert to fraction form
    12,108,123.36/18,162,251.94 = 3,010,220.94/x
  3. Step 3: Cross multiply
    12,108,123.36x = 18,162,251.94 × 3,010,220.94
  4. Step 4: Simplify right side
    12,108,123.36x = 54,672,391,107,343.62
  5. Step 5: Solve for x
    x = 54,672,391,107,343.62/12,108,123.36
  6. Step 6: Final answer
    x = 4,515,348.04

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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.