Home / 9,831,401.70-13,568,932.50-5,915,116.24

Finding the Fourth Proportional to 9,831,401.70, 13,568,932.50 and 5,915,116.24

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Solution

The fourth proportional to 9,831,401.70, 13,568,932.50 and 5,915,116.24 is: 8,163,821.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,831,401.70 : 13,568,932.50 = 5,915,116.24 : x
  2. Step 2: Convert to fraction form
    9,831,401.70/13,568,932.50 = 5,915,116.24/x
  3. Step 3: Cross multiply
    9,831,401.70x = 13,568,932.50 × 5,915,116.24
  4. Step 4: Simplify right side
    9,831,401.70x = 80,261,812,990,213.80
  5. Step 5: Solve for x
    x = 80,261,812,990,213.80/9,831,401.70
  6. Step 6: Final answer
    x = 8,163,821.95

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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.