Home / 14,940,620.38-20,617,846.54-8,325,487.65

Finding the Fourth Proportional to 14,940,620.38, 20,617,846.54 and 8,325,487.65

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Solution

The fourth proportional to 14,940,620.38, 20,617,846.54 and 8,325,487.65 is: 11,489,056.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,940,620.38 : 20,617,846.54 = 8,325,487.65 : x
  2. Step 2: Convert to fraction form
    14,940,620.38/20,617,846.54 = 8,325,487.65/x
  3. Step 3: Cross multiply
    14,940,620.38x = 20,617,846.54 × 8,325,487.65
  4. Step 4: Simplify right side
    14,940,620.38x = 171,653,626,681,372.34
  5. Step 5: Solve for x
    x = 171,653,626,681,372.34/14,940,620.38
  6. Step 6: Final answer
    x = 11,489,056.17

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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.