Home / 73,485,028.52-110,229,930.02-21,665,285.85

Finding the Fourth Proportional to 73,485,028.52, 110,229,930.02 and 21,665,285.85

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Solution

The fourth proportional to 73,485,028.52, 110,229,930.02 and 21,665,285.85 is: 32,498,632.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    73,485,028.52 : 110,229,930.02 = 21,665,285.85 : x
  2. Step 2: Convert to fraction form
    73,485,028.52/110,229,930.02 = 21,665,285.85/x
  3. Step 3: Cross multiply
    73,485,028.52x = 110,229,930.02 × 21,665,285.85
  4. Step 4: Simplify right side
    73,485,028.52x = 2,388,162,943,000,470
  5. Step 5: Solve for x
    x = 2,388,162,943,000,470/73,485,028.52
  6. Step 6: Final answer
    x = 32,498,632.60

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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.