Home / 61,890,880.92-85,404,412.50-35,787,091.80

Finding the Fourth Proportional to 61,890,880.92, 85,404,412.50 and 35,787,091.80

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Solution

The fourth proportional to 61,890,880.92, 85,404,412.50 and 35,787,091.80 is: 49,383,293.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    61,890,880.92 : 85,404,412.50 = 35,787,091.80 : x
  2. Step 2: Convert to fraction form
    61,890,880.92/85,404,412.50 = 35,787,091.80/x
  3. Step 3: Cross multiply
    61,890,880.92x = 85,404,412.50 × 35,787,091.80
  4. Step 4: Simplify right side
    61,890,880.92x = 3,056,375,550,262,567
  5. Step 5: Solve for x
    x = 3,056,375,550,262,567/61,890,880.92
  6. Step 6: Final answer
    x = 49,383,293.71

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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.