Home / 33,264,890.70-49,897,336.05-20,443,821.90

Finding the Fourth Proportional to 33,264,890.70, 49,897,336.05 and 20,443,821.90

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Solution

The fourth proportional to 33,264,890.70, 49,897,336.05 and 20,443,821.90 is: 30,665,732.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    33,264,890.70 : 49,897,336.05 = 20,443,821.90 : x
  2. Step 2: Convert to fraction form
    33,264,890.70/49,897,336.05 = 20,443,821.90/x
  3. Step 3: Cross multiply
    33,264,890.70x = 49,897,336.05 × 20,443,821.90
  4. Step 4: Simplify right side
    33,264,890.70x = 1,020,092,251,490,649.38
  5. Step 5: Solve for x
    x = 1,020,092,251,490,649.38/33,264,890.70
  6. Step 6: Final answer
    x = 30,665,732.85

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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.