Home / 8,436,028.32-12,674,229.90-5,409,324.18

Finding the Fourth Proportional to 8,436,028.32, 12,674,229.90 and 5,409,324.18

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Solution

The fourth proportional to 8,436,028.32, 12,674,229.90 and 5,409,324.18 is: 8,126,930.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,436,028.32 : 12,674,229.90 = 5,409,324.18 : x
  2. Step 2: Convert to fraction form
    8,436,028.32/12,674,229.90 = 5,409,324.18/x
  3. Step 3: Cross multiply
    8,436,028.32x = 12,674,229.90 × 5,409,324.18
  4. Step 4: Simplify right side
    8,436,028.32x = 68,559,018,260,948.98
  5. Step 5: Solve for x
    x = 68,559,018,260,948.98/8,436,028.32
  6. Step 6: Final answer
    x = 8,126,930.79

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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.