Home / 13,634,137.10-20,451,205.65-12,794,329.10

Finding the Fourth Proportional to 13,634,137.10, 20,451,205.65 and 12,794,329.10

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Solution

The fourth proportional to 13,634,137.10, 20,451,205.65 and 12,794,329.10 is: 19,191,493.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,634,137.10 : 20,451,205.65 = 12,794,329.10 : x
  2. Step 2: Convert to fraction form
    13,634,137.10/20,451,205.65 = 12,794,329.10/x
  3. Step 3: Cross multiply
    13,634,137.10x = 20,451,205.65 × 12,794,329.10
  4. Step 4: Simplify right side
    13,634,137.10x = 261,659,455,577,879.38
  5. Step 5: Solve for x
    x = 261,659,455,577,879.38/13,634,137.10
  6. Step 6: Final answer
    x = 19,191,493.65

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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.