Home / 5,753,935.65-7,940,318.55-3,140,458.47

Finding the Fourth Proportional to 5,753,935.65, 7,940,318.55 and 3,140,458.47

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Solution

The fourth proportional to 5,753,935.65, 7,940,318.55 and 3,140,458.47 is: 4,333,771.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,753,935.65 : 7,940,318.55 = 3,140,458.47 : x
  2. Step 2: Convert to fraction form
    5,753,935.65/7,940,318.55 = 3,140,458.47/x
  3. Step 3: Cross multiply
    5,753,935.65x = 7,940,318.55 × 3,140,458.47
  4. Step 4: Simplify right side
    5,753,935.65x = 24,936,240,644,845.62
  5. Step 5: Solve for x
    x = 24,936,240,644,845.62/5,753,935.65
  6. Step 6: Final answer
    x = 4,333,771.21

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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.