Home / 52,162,890.30-78,244,335.45-18,072,906.30

Finding the Fourth Proportional to 52,162,890.30, 78,244,335.45 and 18,072,906.30

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Solution

The fourth proportional to 52,162,890.30, 78,244,335.45 and 18,072,906.30 is: 27,109,359.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    52,162,890.30 : 78,244,335.45 = 18,072,906.30 : x
  2. Step 2: Convert to fraction form
    52,162,890.30/78,244,335.45 = 18,072,906.30/x
  3. Step 3: Cross multiply
    52,162,890.30x = 78,244,335.45 × 18,072,906.30
  4. Step 4: Simplify right side
    52,162,890.30x = 1,414,102,543,093,618.50
  5. Step 5: Solve for x
    x = 1,414,102,543,093,618.50/52,162,890.30
  6. Step 6: Final answer
    x = 27,109,359.45

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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.