Home / 13,769,717.70-19,002,105.30-7,574,631

Finding the Fourth Proportional to 13,769,717.70, 19,002,105.30 and 7,574,631

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Solution

The fourth proportional to 13,769,717.70, 19,002,105.30 and 7,574,631 is: 10,452,932.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,769,717.70 : 19,002,105.30 = 7,574,631 : x
  2. Step 2: Convert to fraction form
    13,769,717.70/19,002,105.30 = 7,574,631/x
  3. Step 3: Cross multiply
    13,769,717.70x = 19,002,105.30 × 7,574,631
  4. Step 4: Simplify right side
    13,769,717.70x = 143,933,935,870,644.31
  5. Step 5: Solve for x
    x = 143,933,935,870,644.31/13,769,717.70
  6. Step 6: Final answer
    x = 10,452,932.95

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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.