Home / 49,610,769-74,426,086.88-27,782,190.61

Finding the Fourth Proportional to 49,610,769, 74,426,086.88 and 27,782,190.61

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Solution

The fourth proportional to 49,610,769, 74,426,086.88 and 27,782,190.61 is: 41,678,848.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    49,610,769 : 74,426,086.88 = 27,782,190.61 : x
  2. Step 2: Convert to fraction form
    49,610,769/74,426,086.88 = 27,782,190.61/x
  3. Step 3: Cross multiply
    49,610,769x = 74,426,086.88 × 27,782,190.61
  4. Step 4: Simplify right side
    49,610,769x = 2,067,719,732,056,580
  5. Step 5: Solve for x
    x = 2,067,719,732,056,580/49,610,769
  6. Step 6: Final answer
    x = 41,678,848.64

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.