Home / 37,422,422.20-56,133,633.30-21,298,108.60

Finding the Fourth Proportional to 37,422,422.20, 56,133,633.30 and 21,298,108.60

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Solution

The fourth proportional to 37,422,422.20, 56,133,633.30 and 21,298,108.60 is: 31,947,162.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    37,422,422.20 : 56,133,633.30 = 21,298,108.60 : x
  2. Step 2: Convert to fraction form
    37,422,422.20/56,133,633.30 = 21,298,108.60/x
  3. Step 3: Cross multiply
    37,422,422.20x = 56,133,633.30 × 21,298,108.60
  4. Step 4: Simplify right side
    37,422,422.20x = 1,195,540,218,135,976.50
  5. Step 5: Solve for x
    x = 1,195,540,218,135,976.50/37,422,422.20
  6. Step 6: Final answer
    x = 31,947,162.90

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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.