Home / 18,451,533.92-25,463,115.84-9,964,672.86

Finding the Fourth Proportional to 18,451,533.92, 25,463,115.84 and 9,964,672.86

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Solution

The fourth proportional to 18,451,533.92, 25,463,115.84 and 9,964,672.86 is: 13,751,248.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,451,533.92 : 25,463,115.84 = 9,964,672.86 : x
  2. Step 2: Convert to fraction form
    18,451,533.92/25,463,115.84 = 9,964,672.86/x
  3. Step 3: Cross multiply
    18,451,533.92x = 25,463,115.84 × 9,964,672.86
  4. Step 4: Simplify right side
    18,451,533.92x = 253,731,619,341,884.09
  5. Step 5: Solve for x
    x = 253,731,619,341,884.09/18,451,533.92
  6. Step 6: Final answer
    x = 13,751,248.02

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.