Home / 65,601,768.89-90,529,902.78-35,832,435.93

Finding the Fourth Proportional to 65,601,768.89, 90,529,902.78 and 35,832,435.93

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Solution

The fourth proportional to 65,601,768.89, 90,529,902.78 and 35,832,435.93 is: 49,448,467.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    65,601,768.89 : 90,529,902.78 = 35,832,435.93 : x
  2. Step 2: Convert to fraction form
    65,601,768.89/90,529,902.78 = 35,832,435.93/x
  3. Step 3: Cross multiply
    65,601,768.89x = 90,529,902.78 × 35,832,435.93
  4. Step 4: Simplify right side
    65,601,768.89x = 3,243,906,941,113,479
  5. Step 5: Solve for x
    x = 3,243,906,941,113,479/65,601,768.89
  6. Step 6: Final answer
    x = 49,448,467.56

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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.