Home / 31,676,416.82-43,713,455.56-17,189,728.82

Finding the Fourth Proportional to 31,676,416.82, 43,713,455.56 and 17,189,728.82

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Solution

The fourth proportional to 31,676,416.82, 43,713,455.56 and 17,189,728.82 is: 23,721,825.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,676,416.82 : 43,713,455.56 = 17,189,728.82 : x
  2. Step 2: Convert to fraction form
    31,676,416.82/43,713,455.56 = 17,189,728.82/x
  3. Step 3: Cross multiply
    31,676,416.82x = 43,713,455.56 × 17,189,728.82
  4. Step 4: Simplify right side
    31,676,416.82x = 751,422,446,861,521.25
  5. Step 5: Solve for x
    x = 751,422,446,861,521.25/31,676,416.82
  6. Step 6: Final answer
    x = 23,721,825.96

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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.