Home / 87,584,544.32-131,051,390.88-55,084,674.56

Finding the Fourth Proportional to 87,584,544.32, 131,051,390.88 and 55,084,674.56

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Solution

The fourth proportional to 87,584,544.32, 131,051,390.88 and 55,084,674.56 is: 82,422,341.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    87,584,544.32 : 131,051,390.88 = 55,084,674.56 : x
  2. Step 2: Convert to fraction form
    87,584,544.32/131,051,390.88 = 55,084,674.56/x
  3. Step 3: Cross multiply
    87,584,544.32x = 131,051,390.88 × 55,084,674.56
  4. Step 4: Simplify right side
    87,584,544.32x = 7,218,923,217,260,152
  5. Step 5: Solve for x
    x = 7,218,923,217,260,152/87,584,544.32
  6. Step 6: Final answer
    x = 82,422,341.45

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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.