Home / 89,783,192.67-134,673,976.74-28,372,361.46

Finding the Fourth Proportional to 89,783,192.67, 134,673,976.74 and 28,372,361.46

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Solution

The fourth proportional to 89,783,192.67, 134,673,976.74 and 28,372,361.46 is: 42,558,285.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    89,783,192.67 : 134,673,976.74 = 28,372,361.46 : x
  2. Step 2: Convert to fraction form
    89,783,192.67/134,673,976.74 = 28,372,361.46/x
  3. Step 3: Cross multiply
    89,783,192.67x = 134,673,976.74 × 28,372,361.46
  4. Step 4: Simplify right side
    89,783,192.67x = 3,821,018,747,322,913
  5. Step 5: Solve for x
    x = 3,821,018,747,322,913/89,783,192.67
  6. Step 6: Final answer
    x = 42,558,285.51

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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.