Home / 11,105,578.08-16,628,315.04-7,257,814.56

Finding the Fourth Proportional to 11,105,578.08, 16,628,315.04 and 7,257,814.56

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Solution

The fourth proportional to 11,105,578.08, 16,628,315.04 and 7,257,814.56 is: 10,867,081.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,105,578.08 : 16,628,315.04 = 7,257,814.56 : x
  2. Step 2: Convert to fraction form
    11,105,578.08/16,628,315.04 = 7,257,814.56/x
  3. Step 3: Cross multiply
    11,105,578.08x = 16,628,315.04 × 7,257,814.56
  4. Step 4: Simplify right side
    11,105,578.08x = 120,685,227,005,578.97
  5. Step 5: Solve for x
    x = 120,685,227,005,578.97/11,105,578.08
  6. Step 6: Final answer
    x = 10,867,081.94

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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.