Home / 74,946,399.76-103,394,358.57-50,174,556.94

Finding the Fourth Proportional to 74,946,399.76, 103,394,358.57 and 50,174,556.94

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Solution

The fourth proportional to 74,946,399.76, 103,394,358.57 and 50,174,556.94 is: 69,219,684.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    74,946,399.76 : 103,394,358.57 = 50,174,556.94 : x
  2. Step 2: Convert to fraction form
    74,946,399.76/103,394,358.57 = 50,174,556.94/x
  3. Step 3: Cross multiply
    74,946,399.76x = 103,394,358.57 × 50,174,556.94
  4. Step 4: Simplify right side
    74,946,399.76x = 5,187,766,131,345,241
  5. Step 5: Solve for x
    x = 5,187,766,131,345,241/74,946,399.76
  6. Step 6: Final answer
    x = 69,219,684.31

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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.