Home / 12,814,920.60-19,222,380.90-8,037,346.20

Finding the Fourth Proportional to 12,814,920.60, 19,222,380.90 and 8,037,346.20

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Solution

The fourth proportional to 12,814,920.60, 19,222,380.90 and 8,037,346.20 is: 12,056,019.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,814,920.60 : 19,222,380.90 = 8,037,346.20 : x
  2. Step 2: Convert to fraction form
    12,814,920.60/19,222,380.90 = 8,037,346.20/x
  3. Step 3: Cross multiply
    12,814,920.60x = 19,222,380.90 × 8,037,346.20
  4. Step 4: Simplify right side
    12,814,920.60x = 154,496,930,081,567.56
  5. Step 5: Solve for x
    x = 154,496,930,081,567.56/12,814,920.60
  6. Step 6: Final answer
    x = 12,056,019.30

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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.