Home / 18,322,942.92-27,484,391.09-4,676,089.55

Finding the Fourth Proportional to 18,322,942.92, 27,484,391.09 and 4,676,089.55

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Solution

The fourth proportional to 18,322,942.92, 27,484,391.09 and 4,676,089.55 is: 7,014,128.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,322,942.92 : 27,484,391.09 = 4,676,089.55 : x
  2. Step 2: Convert to fraction form
    18,322,942.92/27,484,391.09 = 4,676,089.55/x
  3. Step 3: Cross multiply
    18,322,942.92x = 27,484,391.09 × 4,676,089.55
  4. Step 4: Simplify right side
    18,322,942.92x = 128,519,473,895,351.14
  5. Step 5: Solve for x
    x = 128,519,473,895,351.14/18,322,942.92
  6. Step 6: Final answer
    x = 7,014,128.38

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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.