Home / 18,747,697.77-28,096,007.94-11,463,708.42

Finding the Fourth Proportional to 18,747,697.77, 28,096,007.94 and 11,463,708.42

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Solution

The fourth proportional to 18,747,697.77, 28,096,007.94 and 11,463,708.42 is: 17,179,946.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,747,697.77 : 28,096,007.94 = 11,463,708.42 : x
  2. Step 2: Convert to fraction form
    18,747,697.77/28,096,007.94 = 11,463,708.42/x
  3. Step 3: Cross multiply
    18,747,697.77x = 28,096,007.94 × 11,463,708.42
  4. Step 4: Simplify right side
    18,747,697.77x = 322,084,442,790,164.88
  5. Step 5: Solve for x
    x = 322,084,442,790,164.88/18,747,697.77
  6. Step 6: Final answer
    x = 17,179,946.40

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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.