Home / 65,162,247.38-89,918,657.25-37,661,956.82

Finding the Fourth Proportional to 65,162,247.38, 89,918,657.25 and 37,661,956.82

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Solution

The fourth proportional to 65,162,247.38, 89,918,657.25 and 37,661,956.82 is: 51,970,469.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    65,162,247.38 : 89,918,657.25 = 37,661,956.82 : x
  2. Step 2: Convert to fraction form
    65,162,247.38/89,918,657.25 = 37,661,956.82/x
  3. Step 3: Cross multiply
    65,162,247.38x = 89,918,657.25 × 37,661,956.82
  4. Step 4: Simplify right side
    65,162,247.38x = 3,386,512,586,661,880
  5. Step 5: Solve for x
    x = 3,386,512,586,661,880/65,162,247.38
  6. Step 6: Final answer
    x = 51,970,469.45

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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.