Home / 5,536,742.40-8,305,113.60-5,200,819.20

Finding the Fourth Proportional to 5,536,742.40, 8,305,113.60 and 5,200,819.20

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Solution

The fourth proportional to 5,536,742.40, 8,305,113.60 and 5,200,819.20 is: 7,801,228.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,536,742.40 : 8,305,113.60 = 5,200,819.20 : x
  2. Step 2: Convert to fraction form
    5,536,742.40/8,305,113.60 = 5,200,819.20/x
  3. Step 3: Cross multiply
    5,536,742.40x = 8,305,113.60 × 5,200,819.20
  4. Step 4: Simplify right side
    5,536,742.40x = 43,193,394,269,061.12
  5. Step 5: Solve for x
    x = 43,193,394,269,061.12/5,536,742.40
  6. Step 6: Final answer
    x = 7,801,228.80

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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.