Home / 55,164,343.96-76,126,791.04-31,972,923.03

Finding the Fourth Proportional to 55,164,343.96, 76,126,791.04 and 31,972,923.03

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Solution

The fourth proportional to 55,164,343.96, 76,126,791.04 and 31,972,923.03 is: 44,122,631.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    55,164,343.96 : 76,126,791.04 = 31,972,923.03 : x
  2. Step 2: Convert to fraction form
    55,164,343.96/76,126,791.04 = 31,972,923.03/x
  3. Step 3: Cross multiply
    55,164,343.96x = 76,126,791.04 × 31,972,923.03
  4. Step 4: Simplify right side
    55,164,343.96x = 2,433,996,030,442,814
  5. Step 5: Solve for x
    x = 2,433,996,030,442,814/55,164,343.96
  6. Step 6: Final answer
    x = 44,122,631.68

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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.