Home / 51,088,922.30-76,643,494.77-18,741,107.36

Finding the Fourth Proportional to 51,088,922.30, 76,643,494.77 and 18,741,107.36

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Solution

The fourth proportional to 51,088,922.30, 76,643,494.77 and 18,741,107.36 is: 28,115,370.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    51,088,922.30 : 76,643,494.77 = 18,741,107.36 : x
  2. Step 2: Convert to fraction form
    51,088,922.30/76,643,494.77 = 18,741,107.36/x
  3. Step 3: Cross multiply
    51,088,922.30x = 76,643,494.77 × 18,741,107.36
  4. Step 4: Simplify right side
    51,088,922.30x = 1,436,383,964,192,056.50
  5. Step 5: Solve for x
    x = 1,436,383,964,192,056.50/51,088,922.30
  6. Step 6: Final answer
    x = 28,115,370.21

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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.