Home / 8,136,087.60-12,204,131.40-6,246,519.60

Finding the Fourth Proportional to 8,136,087.60, 12,204,131.40 and 6,246,519.60

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Solution

The fourth proportional to 8,136,087.60, 12,204,131.40 and 6,246,519.60 is: 9,369,779.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,136,087.60 : 12,204,131.40 = 6,246,519.60 : x
  2. Step 2: Convert to fraction form
    8,136,087.60/12,204,131.40 = 6,246,519.60/x
  3. Step 3: Cross multiply
    8,136,087.60x = 12,204,131.40 × 6,246,519.60
  4. Step 4: Simplify right side
    8,136,087.60x = 76,233,345,991,075.44
  5. Step 5: Solve for x
    x = 76,233,345,991,075.44/8,136,087.60
  6. Step 6: Final answer
    x = 9,369,779.40

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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.