Home / 14,820,627.38-20,452,465.78-8,037,651.38

Finding the Fourth Proportional to 14,820,627.38, 20,452,465.78 and 8,037,651.38

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Solution

The fourth proportional to 14,820,627.38, 20,452,465.78 and 8,037,651.38 is: 11,091,958.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,820,627.38 : 20,452,465.78 = 8,037,651.38 : x
  2. Step 2: Convert to fraction form
    14,820,627.38/20,452,465.78 = 8,037,651.38/x
  3. Step 3: Cross multiply
    14,820,627.38x = 20,452,465.78 × 8,037,651.38
  4. Step 4: Simplify right side
    14,820,627.38x = 164,389,789,801,019.78
  5. Step 5: Solve for x
    x = 164,389,789,801,019.78/14,820,627.38
  6. Step 6: Final answer
    x = 11,091,958.90

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.