Home / 7,372,422.79-11,058,624.66-1,981,073.27

Finding the Fourth Proportional to 7,372,422.79, 11,058,624.66 and 1,981,073.27

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Solution

The fourth proportional to 7,372,422.79, 11,058,624.66 and 1,981,073.27 is: 2,971,607.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,372,422.79 : 11,058,624.66 = 1,981,073.27 : x
  2. Step 2: Convert to fraction form
    7,372,422.79/11,058,624.66 = 1,981,073.27/x
  3. Step 3: Cross multiply
    7,372,422.79x = 11,058,624.66 × 1,981,073.27
  4. Step 4: Simplify right side
    7,372,422.79x = 21,907,945,751,964.43
  5. Step 5: Solve for x
    x = 21,907,945,751,964.43/7,372,422.79
  6. Step 6: Final answer
    x = 2,971,607.35

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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.