Home / 34,450,815.37-47,542,981.42-21,214,982.02

Finding the Fourth Proportional to 34,450,815.37, 47,542,981.42 and 21,214,982.02

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Solution

The fourth proportional to 34,450,815.37, 47,542,981.42 and 21,214,982.02 is: 29,277,202.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    34,450,815.37 : 47,542,981.42 = 21,214,982.02 : x
  2. Step 2: Convert to fraction form
    34,450,815.37/47,542,981.42 = 21,214,982.02/x
  3. Step 3: Cross multiply
    34,450,815.37x = 47,542,981.42 × 21,214,982.02
  4. Step 4: Simplify right side
    34,450,815.37x = 1,008,623,496,002,494.12
  5. Step 5: Solve for x
    x = 1,008,623,496,002,494.12/34,450,815.37
  6. Step 6: Final answer
    x = 29,277,202.45

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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.