Home / 36,981,874.56-51,036,492.68-20,461,731.58

Finding the Fourth Proportional to 36,981,874.56, 51,036,492.68 and 20,461,731.58

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Solution

The fourth proportional to 36,981,874.56, 51,036,492.68 and 20,461,731.58 is: 28,238,022.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,981,874.56 : 51,036,492.68 = 20,461,731.58 : x
  2. Step 2: Convert to fraction form
    36,981,874.56/51,036,492.68 = 20,461,731.58/x
  3. Step 3: Cross multiply
    36,981,874.56x = 51,036,492.68 × 20,461,731.58
  4. Step 4: Simplify right side
    36,981,874.56x = 1,044,295,013,926,357.88
  5. Step 5: Solve for x
    x = 1,044,295,013,926,357.88/36,981,874.56
  6. Step 6: Final answer
    x = 28,238,022.72

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.