Home / 7,171,350-9,896,463.24-3,952,086

Finding the Fourth Proportional to 7,171,350, 9,896,463.24 and 3,952,086

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Solution

The fourth proportional to 7,171,350, 9,896,463.24 and 3,952,086 is: 5,453,878.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,171,350 : 9,896,463.24 = 3,952,086 : x
  2. Step 2: Convert to fraction form
    7,171,350/9,896,463.24 = 3,952,086/x
  3. Step 3: Cross multiply
    7,171,350x = 9,896,463.24 × 3,952,086
  4. Step 4: Simplify right side
    7,171,350x = 39,111,673,820,318.64
  5. Step 5: Solve for x
    x = 39,111,673,820,318.64/7,171,350
  6. Step 6: Final answer
    x = 5,453,878.81

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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.