Home / 13,304,297.70-19,956,446.55-3,719,660.85

Finding the Fourth Proportional to 13,304,297.70, 19,956,446.55 and 3,719,660.85

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Solution

The fourth proportional to 13,304,297.70, 19,956,446.55 and 3,719,660.85 is: 5,579,491.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,304,297.70 : 19,956,446.55 = 3,719,660.85 : x
  2. Step 2: Convert to fraction form
    13,304,297.70/19,956,446.55 = 3,719,660.85/x
  3. Step 3: Cross multiply
    13,304,297.70x = 19,956,446.55 × 3,719,660.85
  4. Step 4: Simplify right side
    13,304,297.70x = 74,231,212,937,152.58
  5. Step 5: Solve for x
    x = 74,231,212,937,152.58/13,304,297.70
  6. Step 6: Final answer
    x = 5,579,491.28

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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.