Home / 8,505,025.60-12,757,538.40-8,393,051.20

Finding the Fourth Proportional to 8,505,025.60, 12,757,538.40 and 8,393,051.20

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Solution

The fourth proportional to 8,505,025.60, 12,757,538.40 and 8,393,051.20 is: 12,589,576.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,505,025.60 : 12,757,538.40 = 8,393,051.20 : x
  2. Step 2: Convert to fraction form
    8,505,025.60/12,757,538.40 = 8,393,051.20/x
  3. Step 3: Cross multiply
    8,505,025.60x = 12,757,538.40 × 8,393,051.20
  4. Step 4: Simplify right side
    8,505,025.60x = 107,074,672,977,166.08
  5. Step 5: Solve for x
    x = 107,074,672,977,166.08/8,505,025.60
  6. Step 6: Final answer
    x = 12,589,576.80

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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.