Home / 26,131,609.80-39,197,478.42-7,935,943.68

Finding the Fourth Proportional to 26,131,609.80, 39,197,478.42 and 7,935,943.68

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Solution

The fourth proportional to 26,131,609.80, 39,197,478.42 and 7,935,943.68 is: 11,903,934.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,131,609.80 : 39,197,478.42 = 7,935,943.68 : x
  2. Step 2: Convert to fraction form
    26,131,609.80/39,197,478.42 = 7,935,943.68/x
  3. Step 3: Cross multiply
    26,131,609.80x = 39,197,478.42 × 7,935,943.68
  4. Step 4: Simplify right side
    26,131,609.80x = 311,068,981,139,135.38
  5. Step 5: Solve for x
    x = 311,068,981,139,135.38/26,131,609.80
  6. Step 6: Final answer
    x = 11,903,934.87

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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.