Home / 81,852,777.66-122,672,542.95-33,273,887.07

Finding the Fourth Proportional to 81,852,777.66, 122,672,542.95 and 33,273,887.07

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Solution

The fourth proportional to 81,852,777.66, 122,672,542.95 and 33,273,887.07 is: 49,867,487.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    81,852,777.66 : 122,672,542.95 = 33,273,887.07 : x
  2. Step 2: Convert to fraction form
    81,852,777.66/122,672,542.95 = 33,273,887.07/x
  3. Step 3: Cross multiply
    81,852,777.66x = 122,672,542.95 × 33,273,887.07
  4. Step 4: Simplify right side
    81,852,777.66x = 4,081,792,340,708,025
  5. Step 5: Solve for x
    x = 4,081,792,340,708,025/81,852,777.66
  6. Step 6: Final answer
    x = 49,867,487.18

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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.