Home / 8,320,325.92-12,459,181.02-5,757,992.98

Finding the Fourth Proportional to 8,320,325.92, 12,459,181.02 and 5,757,992.98

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Solution

The fourth proportional to 8,320,325.92, 12,459,181.02 and 5,757,992.98 is: 8,622,243.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,320,325.92 : 12,459,181.02 = 5,757,992.98 : x
  2. Step 2: Convert to fraction form
    8,320,325.92/12,459,181.02 = 5,757,992.98/x
  3. Step 3: Cross multiply
    8,320,325.92x = 12,459,181.02 × 5,757,992.98
  4. Step 4: Simplify right side
    8,320,325.92x = 71,739,876,849,709.25
  5. Step 5: Solve for x
    x = 71,739,876,849,709.25/8,320,325.92
  6. Step 6: Final answer
    x = 8,622,243.59

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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.