Home / 5,678,665.38-7,836,517.65-3,100,346.07

Finding the Fourth Proportional to 5,678,665.38, 7,836,517.65 and 3,100,346.07

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Solution

The fourth proportional to 5,678,665.38, 7,836,517.65 and 3,100,346.07 is: 4,278,455.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,678,665.38 : 7,836,517.65 = 3,100,346.07 : x
  2. Step 2: Convert to fraction form
    5,678,665.38/7,836,517.65 = 3,100,346.07/x
  3. Step 3: Cross multiply
    5,678,665.38x = 7,836,517.65 × 3,100,346.07
  4. Step 4: Simplify right side
    5,678,665.38x = 24,295,916,698,663.14
  5. Step 5: Solve for x
    x = 24,295,916,698,663.14/5,678,665.38
  6. Step 6: Final answer
    x = 4,278,455.42

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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.