Home / 5,228,705.62-7,216,469.78-4,356,156.61

Finding the Fourth Proportional to 5,228,705.62, 7,216,469.78 and 4,356,156.61

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Solution

The fourth proportional to 5,228,705.62, 7,216,469.78 and 4,356,156.61 is: 6,012,209.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,228,705.62 : 7,216,469.78 = 4,356,156.61 : x
  2. Step 2: Convert to fraction form
    5,228,705.62/7,216,469.78 = 4,356,156.61/x
  3. Step 3: Cross multiply
    5,228,705.62x = 7,216,469.78 × 4,356,156.61
  4. Step 4: Simplify right side
    5,228,705.62x = 31,436,072,533,012.25
  5. Step 5: Solve for x
    x = 31,436,072,533,012.25/5,228,705.62
  6. Step 6: Final answer
    x = 6,012,209.30

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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.