Home / 13,491,497.40-20,230,247.70-4,967,446.20

Finding the Fourth Proportional to 13,491,497.40, 20,230,247.70 and 4,967,446.20

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Solution

The fourth proportional to 13,491,497.40, 20,230,247.70 and 4,967,446.20 is: 7,448,592.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,491,497.40 : 20,230,247.70 = 4,967,446.20 : x
  2. Step 2: Convert to fraction form
    13,491,497.40/20,230,247.70 = 4,967,446.20/x
  3. Step 3: Cross multiply
    13,491,497.40x = 20,230,247.70 × 4,967,446.20
  4. Step 4: Simplify right side
    13,491,497.40x = 100,492,667,062,423.73
  5. Step 5: Solve for x
    x = 100,492,667,062,423.73/13,491,497.40
  6. Step 6: Final answer
    x = 7,448,592.55

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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.