Home / 51,088,906.24-76,643,470.60-18,741,091.36

Finding the Fourth Proportional to 51,088,906.24, 76,643,470.60 and 18,741,091.36

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Solution

The fourth proportional to 51,088,906.24, 76,643,470.60 and 18,741,091.36 is: 28,115,346.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    51,088,906.24 : 76,643,470.60 = 18,741,091.36 : x
  2. Step 2: Convert to fraction form
    51,088,906.24/76,643,470.60 = 18,741,091.36/x
  3. Step 3: Cross multiply
    51,088,906.24x = 76,643,470.60 × 18,741,091.36
  4. Step 4: Simplify right side
    51,088,906.24x = 1,436,382,284,662,073.75
  5. Step 5: Solve for x
    x = 1,436,382,284,662,073.75/51,088,906.24
  6. Step 6: Final answer
    x = 28,115,346.18

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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.