Home / 11,795,899.52-16,269,956.16-7,873,678.10

Finding the Fourth Proportional to 11,795,899.52, 16,269,956.16 and 7,873,678.10

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Solution

The fourth proportional to 11,795,899.52, 16,269,956.16 and 7,873,678.10 is: 10,860,078.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,795,899.52 : 16,269,956.16 = 7,873,678.10 : x
  2. Step 2: Convert to fraction form
    11,795,899.52/16,269,956.16 = 7,873,678.10/x
  3. Step 3: Cross multiply
    11,795,899.52x = 16,269,956.16 × 7,873,678.10
  4. Step 4: Simplify right side
    11,795,899.52x = 128,104,397,504,952.09
  5. Step 5: Solve for x
    x = 128,104,397,504,952.09/11,795,899.52
  6. Step 6: Final answer
    x = 10,860,078.73

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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.