Home / 11,789,741.36-17,679,760.95-4,505,891.39

Finding the Fourth Proportional to 11,789,741.36, 17,679,760.95 and 4,505,891.39

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Solution

The fourth proportional to 11,789,741.36, 17,679,760.95 and 4,505,891.39 is: 6,756,983.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,789,741.36 : 17,679,760.95 = 4,505,891.39 : x
  2. Step 2: Convert to fraction form
    11,789,741.36/17,679,760.95 = 4,505,891.39/x
  3. Step 3: Cross multiply
    11,789,741.36x = 17,679,760.95 × 4,505,891.39
  4. Step 4: Simplify right side
    11,789,741.36x = 79,663,082,636,660.61
  5. Step 5: Solve for x
    x = 79,663,082,636,660.61/11,789,741.36
  6. Step 6: Final answer
    x = 6,756,983.06

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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.