Home / 5,200,901.55-7,802,791.49-2,169,694.85

Finding the Fourth Proportional to 5,200,901.55, 7,802,791.49 and 2,169,694.85

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Solution

The fourth proportional to 5,200,901.55, 7,802,791.49 and 2,169,694.85 is: 3,255,142.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,200,901.55 : 7,802,791.49 = 2,169,694.85 : x
  2. Step 2: Convert to fraction form
    5,200,901.55/7,802,791.49 = 2,169,694.85/x
  3. Step 3: Cross multiply
    5,200,901.55x = 7,802,791.49 × 2,169,694.85
  4. Step 4: Simplify right side
    5,200,901.55x = 16,929,676,461,614.40
  5. Step 5: Solve for x
    x = 16,929,676,461,614.40/5,200,901.55
  6. Step 6: Final answer
    x = 3,255,142.65

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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.