Home / 21,324,812.10-31,987,218.15-6,179,237.70

Finding the Fourth Proportional to 21,324,812.10, 31,987,218.15 and 6,179,237.70

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Solution

The fourth proportional to 21,324,812.10, 31,987,218.15 and 6,179,237.70 is: 9,268,856.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,324,812.10 : 31,987,218.15 = 6,179,237.70 : x
  2. Step 2: Convert to fraction form
    21,324,812.10/31,987,218.15 = 6,179,237.70/x
  3. Step 3: Cross multiply
    21,324,812.10x = 31,987,218.15 × 6,179,237.70
  4. Step 4: Simplify right side
    21,324,812.10x = 197,656,624,310,604.25
  5. Step 5: Solve for x
    x = 197,656,624,310,604.25/21,324,812.10
  6. Step 6: Final answer
    x = 9,268,856.55

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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.