Home / 18,777,462.93-28,166,194.80-10,253,149.29

Finding the Fourth Proportional to 18,777,462.93, 28,166,194.80 and 10,253,149.29

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Solution

The fourth proportional to 18,777,462.93, 28,166,194.80 and 10,253,149.29 is: 15,379,724.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,777,462.93 : 28,166,194.80 = 10,253,149.29 : x
  2. Step 2: Convert to fraction form
    18,777,462.93/28,166,194.80 = 10,253,149.29/x
  3. Step 3: Cross multiply
    18,777,462.93x = 28,166,194.80 × 10,253,149.29
  4. Step 4: Simplify right side
    18,777,462.93x = 288,792,200,215,621.69
  5. Step 5: Solve for x
    x = 288,792,200,215,621.69/18,777,462.93
  6. Step 6: Final answer
    x = 15,379,724.16

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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.