Home / 49,816,378.35-74,721,910.31-13,424,184.41

Finding the Fourth Proportional to 49,816,378.35, 74,721,910.31 and 13,424,184.41

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Solution

The fourth proportional to 49,816,378.35, 74,721,910.31 and 13,424,184.41 is: 20,135,560.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    49,816,378.35 : 74,721,910.31 = 13,424,184.41 : x
  2. Step 2: Convert to fraction form
    49,816,378.35/74,721,910.31 = 13,424,184.41/x
  3. Step 3: Cross multiply
    49,816,378.35x = 74,721,910.31 × 13,424,184.41
  4. Step 4: Simplify right side
    49,816,378.35x = 1,003,080,703,028,189.88
  5. Step 5: Solve for x
    x = 1,003,080,703,028,189.88/49,816,378.35
  6. Step 6: Final answer
    x = 20,135,560.56

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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.