Home / 41,087,996.80-61,631,995.20-20,932,604.80

Finding the Fourth Proportional to 41,087,996.80, 61,631,995.20 and 20,932,604.80

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Solution

The fourth proportional to 41,087,996.80, 61,631,995.20 and 20,932,604.80 is: 31,398,907.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    41,087,996.80 : 61,631,995.20 = 20,932,604.80 : x
  2. Step 2: Convert to fraction form
    41,087,996.80/61,631,995.20 = 20,932,604.80/x
  3. Step 3: Cross multiply
    41,087,996.80x = 61,631,995.20 × 20,932,604.80
  4. Step 4: Simplify right side
    41,087,996.80x = 1,290,118,198,557,097
  5. Step 5: Solve for x
    x = 1,290,118,198,557,097/41,087,996.80
  6. Step 6: Final answer
    x = 31,398,907.20

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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.