Home / 36,981,005.42-55,479,073.78-12,716,781.09

Finding the Fourth Proportional to 36,981,005.42, 55,479,073.78 and 12,716,781.09

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Solution

The fourth proportional to 36,981,005.42, 55,479,073.78 and 12,716,781.09 is: 19,077,773.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,981,005.42 : 55,479,073.78 = 12,716,781.09 : x
  2. Step 2: Convert to fraction form
    36,981,005.42/55,479,073.78 = 12,716,781.09/x
  3. Step 3: Cross multiply
    36,981,005.42x = 55,479,073.78 × 12,716,781.09
  4. Step 4: Simplify right side
    36,981,005.42x = 705,515,236,506,708.38
  5. Step 5: Solve for x
    x = 705,515,236,506,708.38/36,981,005.42
  6. Step 6: Final answer
    x = 19,077,773.27

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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.