Home / 5,674,220.60-8,511,330.90-5,209,734.20

Finding the Fourth Proportional to 5,674,220.60, 8,511,330.90 and 5,209,734.20

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Solution

The fourth proportional to 5,674,220.60, 8,511,330.90 and 5,209,734.20 is: 7,814,601.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,674,220.60 : 8,511,330.90 = 5,209,734.20 : x
  2. Step 2: Convert to fraction form
    5,674,220.60/8,511,330.90 = 5,209,734.20/x
  3. Step 3: Cross multiply
    5,674,220.60x = 8,511,330.90 × 5,209,734.20
  4. Step 4: Simplify right side
    5,674,220.60x = 44,341,771,677,246.78
  5. Step 5: Solve for x
    x = 44,341,771,677,246.78/5,674,220.60
  6. Step 6: Final answer
    x = 7,814,601.30

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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.