Home / 6,936,954.66-9,572,198.85-3,997,200.42

Finding the Fourth Proportional to 6,936,954.66, 9,572,198.85 and 3,997,200.42

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Solution

The fourth proportional to 6,936,954.66, 9,572,198.85 and 3,997,200.42 is: 5,515,676.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,936,954.66 : 9,572,198.85 = 3,997,200.42 : x
  2. Step 2: Convert to fraction form
    6,936,954.66/9,572,198.85 = 3,997,200.42/x
  3. Step 3: Cross multiply
    6,936,954.66x = 9,572,198.85 × 3,997,200.42
  4. Step 4: Simplify right side
    6,936,954.66x = 38,261,997,263,543.52
  5. Step 5: Solve for x
    x = 38,261,997,263,543.52/6,936,954.66
  6. Step 6: Final answer
    x = 5,515,676.42

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.