Home / 48,413,781-66,811,042.56-27,505,849.86

Finding the Fourth Proportional to 48,413,781, 66,811,042.56 and 27,505,849.86

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Solution

The fourth proportional to 48,413,781, 66,811,042.56 and 27,505,849.86 is: 37,958,086.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    48,413,781 : 66,811,042.56 = 27,505,849.86 : x
  2. Step 2: Convert to fraction form
    48,413,781/66,811,042.56 = 27,505,849.86/x
  3. Step 3: Cross multiply
    48,413,781x = 66,811,042.56 × 27,505,849.86
  4. Step 4: Simplify right side
    48,413,781x = 1,837,694,505,645,430
  5. Step 5: Solve for x
    x = 1,837,694,505,645,430/48,413,781
  6. Step 6: Final answer
    x = 37,958,086.89

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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.