Home / 37,422,426.70-56,133,640.05-21,298,113.10

Finding the Fourth Proportional to 37,422,426.70, 56,133,640.05 and 21,298,113.10

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Solution

The fourth proportional to 37,422,426.70, 56,133,640.05 and 21,298,113.10 is: 31,947,169.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    37,422,426.70 : 56,133,640.05 = 21,298,113.10 : x
  2. Step 2: Convert to fraction form
    37,422,426.70/56,133,640.05 = 21,298,113.10/x
  3. Step 3: Cross multiply
    37,422,426.70x = 56,133,640.05 × 21,298,113.10
  4. Step 4: Simplify right side
    37,422,426.70x = 1,195,540,614,499,589.75
  5. Step 5: Solve for x
    x = 1,195,540,614,499,589.75/37,422,426.70
  6. Step 6: Final answer
    x = 31,947,169.65

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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.