Home / 6,691,186.68-10,036,976.76-1,642,497

Finding the Fourth Proportional to 6,691,186.68, 10,036,976.76 and 1,642,497

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Solution

The fourth proportional to 6,691,186.68, 10,036,976.76 and 1,642,497 is: 2,463,793.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,691,186.68 : 10,036,976.76 = 1,642,497 : x
  2. Step 2: Convert to fraction form
    6,691,186.68/10,036,976.76 = 1,642,497/x
  3. Step 3: Cross multiply
    6,691,186.68x = 10,036,976.76 × 1,642,497
  4. Step 4: Simplify right side
    6,691,186.68x = 16,485,704,217,369.72
  5. Step 5: Solve for x
    x = 16,485,704,217,369.72/6,691,186.68
  6. Step 6: Final answer
    x = 2,463,793.79

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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.