Home / 10,981,153.78-15,154,899.22-6,087,910.84

Finding the Fourth Proportional to 10,981,153.78, 15,154,899.22 and 6,087,910.84

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Solution

The fourth proportional to 10,981,153.78, 15,154,899.22 and 6,087,910.84 is: 8,401,819.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,981,153.78 : 15,154,899.22 = 6,087,910.84 : x
  2. Step 2: Convert to fraction form
    10,981,153.78/15,154,899.22 = 6,087,910.84/x
  3. Step 3: Cross multiply
    10,981,153.78x = 15,154,899.22 × 6,087,910.84
  4. Step 4: Simplify right side
    10,981,153.78x = 92,261,675,210,268.19
  5. Step 5: Solve for x
    x = 92,261,675,210,268.19/10,981,153.78
  6. Step 6: Final answer
    x = 8,401,819.80

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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.