Home / 5,097,998.20-7,646,997.30-2,830,516.60

Finding the Fourth Proportional to 5,097,998.20, 7,646,997.30 and 2,830,516.60

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Solution

The fourth proportional to 5,097,998.20, 7,646,997.30 and 2,830,516.60 is: 4,245,774.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,097,998.20 : 7,646,997.30 = 2,830,516.60 : x
  2. Step 2: Convert to fraction form
    5,097,998.20/7,646,997.30 = 2,830,516.60/x
  3. Step 3: Cross multiply
    5,097,998.20x = 7,646,997.30 × 2,830,516.60
  4. Step 4: Simplify right side
    5,097,998.20x = 21,644,952,797,805.18
  5. Step 5: Solve for x
    x = 21,644,952,797,805.18/5,097,998.20
  6. Step 6: Final answer
    x = 4,245,774.90

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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.