Home / 34,320,072.12-47,362,624.42-20,192,244.78

Finding the Fourth Proportional to 34,320,072.12, 47,362,624.42 and 20,192,244.78

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Solution

The fourth proportional to 34,320,072.12, 47,362,624.42 and 20,192,244.78 is: 27,865,841.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    34,320,072.12 : 47,362,624.42 = 20,192,244.78 : x
  2. Step 2: Convert to fraction form
    34,320,072.12/47,362,624.42 = 20,192,244.78/x
  3. Step 3: Cross multiply
    34,320,072.12x = 47,362,624.42 × 20,192,244.78
  4. Step 4: Simplify right side
    34,320,072.12x = 956,357,705,711,845.62
  5. Step 5: Solve for x
    x = 956,357,705,711,845.62/34,320,072.12
  6. Step 6: Final answer
    x = 27,865,841.96

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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.