Home / 27,250,934.72-40,876,549.68-8,081,857.86

Finding the Fourth Proportional to 27,250,934.72, 40,876,549.68 and 8,081,857.86

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Solution

The fourth proportional to 27,250,934.72, 40,876,549.68 and 8,081,857.86 is: 12,122,830.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,250,934.72 : 40,876,549.68 = 8,081,857.86 : x
  2. Step 2: Convert to fraction form
    27,250,934.72/40,876,549.68 = 8,081,857.86/x
  3. Step 3: Cross multiply
    27,250,934.72x = 40,876,549.68 × 8,081,857.86
  4. Step 4: Simplify right side
    27,250,934.72x = 330,358,464,320,988.50
  5. Step 5: Solve for x
    x = 330,358,464,320,988.50/27,250,934.72
  6. Step 6: Final answer
    x = 12,122,830.56

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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.