Home / 33,663,320.38-50,421,907.44-20,670,030.80

Finding the Fourth Proportional to 33,663,320.38, 50,421,907.44 and 20,670,030.80

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Solution

The fourth proportional to 33,663,320.38, 50,421,907.44 and 20,670,030.80 is: 30,960,177.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    33,663,320.38 : 50,421,907.44 = 20,670,030.80 : x
  2. Step 2: Convert to fraction form
    33,663,320.38/50,421,907.44 = 20,670,030.80/x
  3. Step 3: Cross multiply
    33,663,320.38x = 50,421,907.44 × 20,670,030.80
  4. Step 4: Simplify right side
    33,663,320.38x = 1,042,222,379,716,521.62
  5. Step 5: Solve for x
    x = 1,042,222,379,716,521.62/33,663,320.38
  6. Step 6: Final answer
    x = 30,960,177.66

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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.