Home / 7,676,782.02-11,515,187.61-1,996,997.22

Finding the Fourth Proportional to 7,676,782.02, 11,515,187.61 and 1,996,997.22

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Solution

The fourth proportional to 7,676,782.02, 11,515,187.61 and 1,996,997.22 is: 2,995,499.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,676,782.02 : 11,515,187.61 = 1,996,997.22 : x
  2. Step 2: Convert to fraction form
    7,676,782.02/11,515,187.61 = 1,996,997.22/x
  3. Step 3: Cross multiply
    7,676,782.02x = 11,515,187.61 × 1,996,997.22
  4. Step 4: Simplify right side
    7,676,782.02x = 22,995,797,644,948.44
  5. Step 5: Solve for x
    x = 22,995,797,644,948.44/7,676,782.02
  6. Step 6: Final answer
    x = 2,995,499.62

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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.