Home / 87,677,464.20-131,534,858.70-27,099,313.80

Finding the Fourth Proportional to 87,677,464.20, 131,534,858.70 and 27,099,313.80

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Solution

The fourth proportional to 87,677,464.20, 131,534,858.70 and 27,099,313.80 is: 40,654,738.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    87,677,464.20 : 131,534,858.70 = 27,099,313.80 : x
  2. Step 2: Convert to fraction form
    87,677,464.20/131,534,858.70 = 27,099,313.80/x
  3. Step 3: Cross multiply
    87,677,464.20x = 131,534,858.70 × 27,099,313.80
  4. Step 4: Simplify right side
    87,677,464.20x = 3,564,504,411,549,960
  5. Step 5: Solve for x
    x = 3,564,504,411,549,960/87,677,464.20
  6. Step 6: Final answer
    x = 40,654,738.87

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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.