Home / 7,515,747.92-11,274,091.32-2,124,814.16

Finding the Fourth Proportional to 7,515,747.92, 11,274,091.32 and 2,124,814.16

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Solution

The fourth proportional to 7,515,747.92, 11,274,091.32 and 2,124,814.16 is: 3,187,353.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,515,747.92 : 11,274,091.32 = 2,124,814.16 : x
  2. Step 2: Convert to fraction form
    7,515,747.92/11,274,091.32 = 2,124,814.16/x
  3. Step 3: Cross multiply
    7,515,747.92x = 11,274,091.32 × 2,124,814.16
  4. Step 4: Simplify right side
    7,515,747.92x = 23,955,348,877,869.09
  5. Step 5: Solve for x
    x = 23,955,348,877,869.09/7,515,747.92
  6. Step 6: Final answer
    x = 3,187,353.96

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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.