Home / 5,622,230.80-8,433,346.20-2,425,128.40

Finding the Fourth Proportional to 5,622,230.80, 8,433,346.20 and 2,425,128.40

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Solution

The fourth proportional to 5,622,230.80, 8,433,346.20 and 2,425,128.40 is: 3,637,692.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,622,230.80 : 8,433,346.20 = 2,425,128.40 : x
  2. Step 2: Convert to fraction form
    5,622,230.80/8,433,346.20 = 2,425,128.40/x
  3. Step 3: Cross multiply
    5,622,230.80x = 8,433,346.20 × 2,425,128.40
  4. Step 4: Simplify right side
    5,622,230.80x = 20,451,947,376,652.08
  5. Step 5: Solve for x
    x = 20,451,947,376,652.08/5,622,230.80
  6. Step 6: Final answer
    x = 3,637,692.60

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Double scale
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Similar ratio
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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.