Home / 82,436,263.11-123,626,959.94-33,239,409.62

Finding the Fourth Proportional to 82,436,263.11, 123,626,959.94 and 33,239,409.62

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Solution

The fourth proportional to 82,436,263.11, 123,626,959.94 and 33,239,409.62 is: 49,848,052.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    82,436,263.11 : 123,626,959.94 = 33,239,409.62 : x
  2. Step 2: Convert to fraction form
    82,436,263.11/123,626,959.94 = 33,239,409.62/x
  3. Step 3: Cross multiply
    82,436,263.11x = 123,626,959.94 × 33,239,409.62
  4. Step 4: Simplify right side
    82,436,263.11x = 4,109,287,160,985,954
  5. Step 5: Solve for x
    x = 4,109,287,160,985,954/82,436,263.11
  6. Step 6: Final answer
    x = 49,848,052.37

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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.