Home / 11,986,054.98-17,979,248.31-3,899,072.89

Finding the Fourth Proportional to 11,986,054.98, 17,979,248.31 and 3,899,072.89

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Solution

The fourth proportional to 11,986,054.98, 17,979,248.31 and 3,899,072.89 is: 5,848,663.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,986,054.98 : 17,979,248.31 = 3,899,072.89 : x
  2. Step 2: Convert to fraction form
    11,986,054.98/17,979,248.31 = 3,899,072.89/x
  3. Step 3: Cross multiply
    11,986,054.98x = 17,979,248.31 × 3,899,072.89
  4. Step 4: Simplify right side
    11,986,054.98x = 70,102,399,668,099.31
  5. Step 5: Solve for x
    x = 70,102,399,668,099.31/11,986,054.98
  6. Step 6: Final answer
    x = 5,848,663.28

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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.