Home / 48,921,836.40-73,382,754.60-12,530,156.40

Finding the Fourth Proportional to 48,921,836.40, 73,382,754.60 and 12,530,156.40

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Solution

The fourth proportional to 48,921,836.40, 73,382,754.60 and 12,530,156.40 is: 18,795,234.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    48,921,836.40 : 73,382,754.60 = 12,530,156.40 : x
  2. Step 2: Convert to fraction form
    48,921,836.40/73,382,754.60 = 12,530,156.40/x
  3. Step 3: Cross multiply
    48,921,836.40x = 73,382,754.60 × 12,530,156.40
  4. Step 4: Simplify right side
    48,921,836.40x = 919,497,392,200,819.38
  5. Step 5: Solve for x
    x = 919,497,392,200,819.38/48,921,836.40
  6. Step 6: Final answer
    x = 18,795,234.60

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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.