Home / 6,700,176.82-9,243,739.20-3,945,180.52

Finding the Fourth Proportional to 6,700,176.82, 9,243,739.20 and 3,945,180.52

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Solution

The fourth proportional to 6,700,176.82, 9,243,739.20 and 3,945,180.52 is: 5,442,874.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,700,176.82 : 9,243,739.20 = 3,945,180.52 : x
  2. Step 2: Convert to fraction form
    6,700,176.82/9,243,739.20 = 3,945,180.52/x
  3. Step 3: Cross multiply
    6,700,176.82x = 9,243,739.20 × 3,945,180.52
  4. Step 4: Simplify right side
    6,700,176.82x = 36,468,219,823,800.38
  5. Step 5: Solve for x
    x = 36,468,219,823,800.38/6,700,176.82
  6. Step 6: Final answer
    x = 5,442,874.24

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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.