Home / 16,981,732.36-25,433,793.02-13,330,150.44

Finding the Fourth Proportional to 16,981,732.36, 25,433,793.02 and 13,330,150.44

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Solution

The fourth proportional to 16,981,732.36, 25,433,793.02 and 13,330,150.44 is: 19,964,764.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,981,732.36 : 25,433,793.02 = 13,330,150.44 : x
  2. Step 2: Convert to fraction form
    16,981,732.36/25,433,793.02 = 13,330,150.44/x
  3. Step 3: Cross multiply
    16,981,732.36x = 25,433,793.02 × 13,330,150.44
  4. Step 4: Simplify right side
    16,981,732.36x = 339,036,287,216,421.94
  5. Step 5: Solve for x
    x = 339,036,287,216,421.94/16,981,732.36
  6. Step 6: Final answer
    x = 19,964,764.49

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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.