Home / 11,869,930.44-16,383,597.30-7,521,124.68

Finding the Fourth Proportional to 11,869,930.44, 16,383,597.30 and 7,521,124.68

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Solution

The fourth proportional to 11,869,930.44, 16,383,597.30 and 7,521,124.68 is: 10,381,112.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,869,930.44 : 16,383,597.30 = 7,521,124.68 : x
  2. Step 2: Convert to fraction form
    11,869,930.44/16,383,597.30 = 7,521,124.68/x
  3. Step 3: Cross multiply
    11,869,930.44x = 16,383,597.30 × 7,521,124.68
  4. Step 4: Simplify right side
    11,869,930.44x = 123,223,078,000,211.36
  5. Step 5: Solve for x
    x = 123,223,078,000,211.36/11,869,930.44
  6. Step 6: Final answer
    x = 10,381,112.06

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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.