Home / 10,166,389.92-14,029,234.97-5,520,074.54

Finding the Fourth Proportional to 10,166,389.92, 14,029,234.97 and 5,520,074.54

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Solution

The fourth proportional to 10,166,389.92, 14,029,234.97 and 5,520,074.54 is: 7,617,494.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,166,389.92 : 14,029,234.97 = 5,520,074.54 : x
  2. Step 2: Convert to fraction form
    10,166,389.92/14,029,234.97 = 5,520,074.54/x
  3. Step 3: Cross multiply
    10,166,389.92x = 14,029,234.97 × 5,520,074.54
  4. Step 4: Simplify right side
    10,166,389.92x = 77,442,422,675,828.12
  5. Step 5: Solve for x
    x = 77,442,422,675,828.12/10,166,389.92
  6. Step 6: Final answer
    x = 7,617,494.83

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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.