Home / 91,309,993.44-126,007,780.08-50,057,177.28

Finding the Fourth Proportional to 91,309,993.44, 126,007,780.08 and 50,057,177.28

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Solution

The fourth proportional to 91,309,993.44, 126,007,780.08 and 50,057,177.28 is: 69,078,898.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    91,309,993.44 : 126,007,780.08 = 50,057,177.28 : x
  2. Step 2: Convert to fraction form
    91,309,993.44/126,007,780.08 = 50,057,177.28/x
  3. Step 3: Cross multiply
    91,309,993.44x = 126,007,780.08 × 50,057,177.28
  4. Step 4: Simplify right side
    91,309,993.44x = 6,307,593,786,123,813
  5. Step 5: Solve for x
    x = 6,307,593,786,123,813/91,309,993.44
  6. Step 6: Final answer
    x = 69,078,898.69

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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.