Home / 31,177,871.82-43,024,573.26-17,238,987.18

Finding the Fourth Proportional to 31,177,871.82, 43,024,573.26 and 17,238,987.18

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Solution

The fourth proportional to 31,177,871.82, 43,024,573.26 and 17,238,987.18 is: 23,789,310.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,177,871.82 : 43,024,573.26 = 17,238,987.18 : x
  2. Step 2: Convert to fraction form
    31,177,871.82/43,024,573.26 = 17,238,987.18/x
  3. Step 3: Cross multiply
    31,177,871.82x = 43,024,573.26 × 17,238,987.18
  4. Step 4: Simplify right side
    31,177,871.82x = 741,700,066,854,110.75
  5. Step 5: Solve for x
    x = 741,700,066,854,110.75/31,177,871.82
  6. Step 6: Final answer
    x = 23,789,310.29

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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.