Home / 8,379,457.14-12,569,105.39-4,965,286.10

Finding the Fourth Proportional to 8,379,457.14, 12,569,105.39 and 4,965,286.10

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Solution

The fourth proportional to 8,379,457.14, 12,569,105.39 and 4,965,286.10 is: 7,447,881.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,379,457.14 : 12,569,105.39 = 4,965,286.10 : x
  2. Step 2: Convert to fraction form
    8,379,457.14/12,569,105.39 = 4,965,286.10/x
  3. Step 3: Cross multiply
    8,379,457.14x = 12,569,105.39 × 4,965,286.10
  4. Step 4: Simplify right side
    8,379,457.14x = 62,409,204,238,566.10
  5. Step 5: Solve for x
    x = 62,409,204,238,566.10/8,379,457.14
  6. Step 6: Final answer
    x = 7,447,881.56

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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.