Home / 5,228,705.12-7,216,469.10-4,356,156.11

Finding the Fourth Proportional to 5,228,705.12, 7,216,469.10 and 4,356,156.11

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Solution

The fourth proportional to 5,228,705.12, 7,216,469.10 and 4,356,156.11 is: 6,012,208.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,228,705.12 : 7,216,469.10 = 4,356,156.11 : x
  2. Step 2: Convert to fraction form
    5,228,705.12/7,216,469.10 = 4,356,156.11/x
  3. Step 3: Cross multiply
    5,228,705.12x = 7,216,469.10 × 4,356,156.11
  4. Step 4: Simplify right side
    5,228,705.12x = 31,436,065,940,810.42
  5. Step 5: Solve for x
    x = 31,436,065,940,810.42/5,228,705.12
  6. Step 6: Final answer
    x = 6,012,208.61

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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.