Home / 13,466,259.70-20,199,389.55-13,253,683.30

Finding the Fourth Proportional to 13,466,259.70, 20,199,389.55 and 13,253,683.30

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Solution

The fourth proportional to 13,466,259.70, 20,199,389.55 and 13,253,683.30 is: 19,880,524.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,466,259.70 : 20,199,389.55 = 13,253,683.30 : x
  2. Step 2: Convert to fraction form
    13,466,259.70/20,199,389.55 = 13,253,683.30/x
  3. Step 3: Cross multiply
    13,466,259.70x = 20,199,389.55 × 13,253,683.30
  4. Step 4: Simplify right side
    13,466,259.70x = 267,716,311,949,029.53
  5. Step 5: Solve for x
    x = 267,716,311,949,029.53/13,466,259.70
  6. Step 6: Final answer
    x = 19,880,524.95

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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.