Home / 29,166,995.71-43,759,839.92-20,422,383.17

Finding the Fourth Proportional to 29,166,995.71, 43,759,839.92 and 20,422,383.17

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Solution

The fourth proportional to 29,166,995.71, 43,759,839.92 and 20,422,383.17 is: 30,640,118.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,166,995.71 : 43,759,839.92 = 20,422,383.17 : x
  2. Step 2: Convert to fraction form
    29,166,995.71/43,759,839.92 = 20,422,383.17/x
  3. Step 3: Cross multiply
    29,166,995.71x = 43,759,839.92 × 20,422,383.17
  4. Step 4: Simplify right side
    29,166,995.71x = 893,680,218,201,990.25
  5. Step 5: Solve for x
    x = 893,680,218,201,990.25/29,166,995.71
  6. Step 6: Final answer
    x = 30,640,118.96

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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.