Home / 21,973,446.18-30,320,568.60-12,047,716.82

Finding the Fourth Proportional to 21,973,446.18, 30,320,568.60 and 12,047,716.82

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Solution

The fourth proportional to 21,973,446.18, 30,320,568.60 and 12,047,716.82 is: 16,624,321.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,973,446.18 : 30,320,568.60 = 12,047,716.82 : x
  2. Step 2: Convert to fraction form
    21,973,446.18/30,320,568.60 = 12,047,716.82/x
  3. Step 3: Cross multiply
    21,973,446.18x = 30,320,568.60 × 12,047,716.82
  4. Step 4: Simplify right side
    21,973,446.18x = 365,293,624,314,183.88
  5. Step 5: Solve for x
    x = 365,293,624,314,183.88/21,973,446.18
  6. Step 6: Final answer
    x = 16,624,321.07

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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.