Home / 54,004,897.92-80,974,542.69-21,176,137.38

Finding the Fourth Proportional to 54,004,897.92, 80,974,542.69 and 21,176,137.38

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Solution

The fourth proportional to 54,004,897.92, 80,974,542.69 and 21,176,137.38 is: 31,751,343.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    54,004,897.92 : 80,974,542.69 = 21,176,137.38 : x
  2. Step 2: Convert to fraction form
    54,004,897.92/80,974,542.69 = 21,176,137.38/x
  3. Step 3: Cross multiply
    54,004,897.92x = 80,974,542.69 × 21,176,137.38
  4. Step 4: Simplify right side
    54,004,897.92x = 1,714,728,040,286,114.50
  5. Step 5: Solve for x
    x = 1,714,728,040,286,114.50/54,004,897.92
  6. Step 6: Final answer
    x = 31,751,343.05

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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.