Home / 27,959,997.77-41,920,498.38-12,389,357.73

Finding the Fourth Proportional to 27,959,997.77, 41,920,498.38 and 12,389,357.73

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Solution

The fourth proportional to 27,959,997.77, 41,920,498.38 and 12,389,357.73 is: 18,575,396.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,959,997.77 : 41,920,498.38 = 12,389,357.73 : x
  2. Step 2: Convert to fraction form
    27,959,997.77/41,920,498.38 = 12,389,357.73/x
  3. Step 3: Cross multiply
    27,959,997.77x = 41,920,498.38 × 12,389,357.73
  4. Step 4: Simplify right side
    27,959,997.77x = 519,368,050,853,367.44
  5. Step 5: Solve for x
    x = 519,368,050,853,367.44/27,959,997.77
  6. Step 6: Final answer
    x = 18,575,396.72

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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.