Home / 12,653,410.94-18,981,002.24-5,080,376.69

Finding the Fourth Proportional to 12,653,410.94, 18,981,002.24 and 5,080,376.69

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Solution

The fourth proportional to 12,653,410.94, 18,981,002.24 and 5,080,376.69 is: 7,620,920.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,653,410.94 : 18,981,002.24 = 5,080,376.69 : x
  2. Step 2: Convert to fraction form
    12,653,410.94/18,981,002.24 = 5,080,376.69/x
  3. Step 3: Cross multiply
    12,653,410.94x = 18,981,002.24 × 5,080,376.69
  4. Step 4: Simplify right side
    12,653,410.94x = 96,430,641,332,933.78
  5. Step 5: Solve for x
    x = 96,430,641,332,933.78/12,653,410.94
  6. Step 6: Final answer
    x = 7,620,920.70

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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.