Home / 12,481,408.20-18,722,112.30-3,025,792.20

Finding the Fourth Proportional to 12,481,408.20, 18,722,112.30 and 3,025,792.20

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Solution

The fourth proportional to 12,481,408.20, 18,722,112.30 and 3,025,792.20 is: 4,538,688.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,481,408.20 : 18,722,112.30 = 3,025,792.20 : x
  2. Step 2: Convert to fraction form
    12,481,408.20/18,722,112.30 = 3,025,792.20/x
  3. Step 3: Cross multiply
    12,481,408.20x = 18,722,112.30 × 3,025,792.20
  4. Step 4: Simplify right side
    12,481,408.20x = 56,649,221,364,864.06
  5. Step 5: Solve for x
    x = 56,649,221,364,864.06/12,481,408.20
  6. Step 6: Final answer
    x = 4,538,688.30

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Similar ratio
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1.5x scale

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.