Home / 26,986,651.75-40,479,946.17-8,790,817.56

Finding the Fourth Proportional to 26,986,651.75, 40,479,946.17 and 8,790,817.56

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Solution

The fourth proportional to 26,986,651.75, 40,479,946.17 and 8,790,817.56 is: 13,186,216.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,986,651.75 : 40,479,946.17 = 8,790,817.56 : x
  2. Step 2: Convert to fraction form
    26,986,651.75/40,479,946.17 = 8,790,817.56/x
  3. Step 3: Cross multiply
    26,986,651.75x = 40,479,946.17 × 8,790,817.56
  4. Step 4: Simplify right side
    26,986,651.75x = 355,851,821,434,325.38
  5. Step 5: Solve for x
    x = 355,851,821,434,325.38/26,986,651.75
  6. Step 6: Final answer
    x = 13,186,216.09

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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.