Home / 8,053,144.09-12,078,156.52-3,129,167.37

Finding the Fourth Proportional to 8,053,144.09, 12,078,156.52 and 3,129,167.37

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Solution

The fourth proportional to 8,053,144.09, 12,078,156.52 and 3,129,167.37 is: 4,693,145.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,053,144.09 : 12,078,156.52 = 3,129,167.37 : x
  2. Step 2: Convert to fraction form
    8,053,144.09/12,078,156.52 = 3,129,167.37/x
  3. Step 3: Cross multiply
    8,053,144.09x = 12,078,156.52 × 3,129,167.37
  4. Step 4: Simplify right side
    8,053,144.09x = 37,794,573,272,136.75
  5. Step 5: Solve for x
    x = 37,794,573,272,136.75/8,053,144.09
  6. Step 6: Final answer
    x = 4,693,145.04

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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.