Home / 20,071,356-30,107,060.27-5,498,405.03

Finding the Fourth Proportional to 20,071,356, 30,107,060.27 and 5,498,405.03

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Solution

The fourth proportional to 20,071,356, 30,107,060.27 and 5,498,405.03 is: 8,247,614.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    20,071,356 : 30,107,060.27 = 5,498,405.03 : x
  2. Step 2: Convert to fraction form
    20,071,356/30,107,060.27 = 5,498,405.03/x
  3. Step 3: Cross multiply
    20,071,356x = 30,107,060.27 × 5,498,405.03
  4. Step 4: Simplify right side
    20,071,356x = 165,540,811,449,053.84
  5. Step 5: Solve for x
    x = 165,540,811,449,053.84/20,071,356
  6. Step 6: Final answer
    x = 8,247,614.73

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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.