Home / 11,986,055.98-17,979,249.81-3,899,073.89

Finding the Fourth Proportional to 11,986,055.98, 17,979,249.81 and 3,899,073.89

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Solution

The fourth proportional to 11,986,055.98, 17,979,249.81 and 3,899,073.89 is: 5,848,664.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,986,055.98 : 17,979,249.81 = 3,899,073.89 : x
  2. Step 2: Convert to fraction form
    11,986,055.98/17,979,249.81 = 3,899,073.89/x
  3. Step 3: Cross multiply
    11,986,055.98x = 17,979,249.81 × 3,899,073.89
  4. Step 4: Simplify right side
    11,986,055.98x = 70,102,423,495,958.46
  5. Step 5: Solve for x
    x = 70,102,423,495,958.46/11,986,055.98
  6. Step 6: Final answer
    x = 5,848,664.78

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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.