Home / 34,450,816.19-47,542,982.54-21,214,982.84

Finding the Fourth Proportional to 34,450,816.19, 47,542,982.54 and 21,214,982.84

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Solution

The fourth proportional to 34,450,816.19, 47,542,982.54 and 21,214,982.84 is: 29,277,203.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    34,450,816.19 : 47,542,982.54 = 21,214,982.84 : x
  2. Step 2: Convert to fraction form
    34,450,816.19/47,542,982.54 = 21,214,982.84/x
  3. Step 3: Cross multiply
    34,450,816.19x = 47,542,982.54 × 21,214,982.84
  4. Step 4: Simplify right side
    34,450,816.19x = 1,008,623,558,404,729.75
  5. Step 5: Solve for x
    x = 1,008,623,558,404,729.75/34,450,816.19
  6. Step 6: Final answer
    x = 29,277,203.56

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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.