Home / 10,881,039.38-15,015,834.12-5,986,156.38

Finding the Fourth Proportional to 10,881,039.38, 15,015,834.12 and 5,986,156.38

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Solution

The fourth proportional to 10,881,039.38, 15,015,834.12 and 5,986,156.38 is: 8,260,895.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,881,039.38 : 15,015,834.12 = 5,986,156.38 : x
  2. Step 2: Convert to fraction form
    10,881,039.38/15,015,834.12 = 5,986,156.38/x
  3. Step 3: Cross multiply
    10,881,039.38x = 15,015,834.12 × 5,986,156.38
  4. Step 4: Simplify right side
    10,881,039.38x = 89,887,131,218,459.67
  5. Step 5: Solve for x
    x = 89,887,131,218,459.67/10,881,039.38
  6. Step 6: Final answer
    x = 8,260,895.68

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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.