Home / 6,520,090.20-9,780,135.30-4,606,902.60

Finding the Fourth Proportional to 6,520,090.20, 9,780,135.30 and 4,606,902.60

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Solution

The fourth proportional to 6,520,090.20, 9,780,135.30 and 4,606,902.60 is: 6,910,353.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,520,090.20 : 9,780,135.30 = 4,606,902.60 : x
  2. Step 2: Convert to fraction form
    6,520,090.20/9,780,135.30 = 4,606,902.60/x
  3. Step 3: Cross multiply
    6,520,090.20x = 9,780,135.30 × 4,606,902.60
  4. Step 4: Simplify right side
    6,520,090.20x = 45,056,130,741,921.78
  5. Step 5: Solve for x
    x = 45,056,130,741,921.78/6,520,090.20
  6. Step 6: Final answer
    x = 6,910,353.90

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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.