Home / 10,876,066.88-15,008,672.54-5,981,288.85

Finding the Fourth Proportional to 10,876,066.88, 15,008,672.54 and 5,981,288.85

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Solution

The fourth proportional to 10,876,066.88, 15,008,672.54 and 5,981,288.85 is: 8,254,013.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,876,066.88 : 15,008,672.54 = 5,981,288.85 : x
  2. Step 2: Convert to fraction form
    10,876,066.88/15,008,672.54 = 5,981,288.85/x
  3. Step 3: Cross multiply
    10,876,066.88x = 15,008,672.54 × 5,981,288.85
  4. Step 4: Simplify right side
    10,876,066.88x = 89,771,205,731,756.39
  5. Step 5: Solve for x
    x = 89,771,205,731,756.39/10,876,066.88
  6. Step 6: Final answer
    x = 8,254,013.77

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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.