Home / 69,265,912.90-95,586,968.60-37,903,968.72

Finding the Fourth Proportional to 69,265,912.90, 95,586,968.60 and 37,903,968.72

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Solution

The fourth proportional to 69,265,912.90, 95,586,968.60 and 37,903,968.72 is: 52,307,481.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    69,265,912.90 : 95,586,968.60 = 37,903,968.72 : x
  2. Step 2: Convert to fraction form
    69,265,912.90/95,586,968.60 = 37,903,968.72/x
  3. Step 3: Cross multiply
    69,265,912.90x = 95,586,968.60 × 37,903,968.72
  4. Step 4: Simplify right side
    69,265,912.90x = 3,623,125,467,449,578
  5. Step 5: Solve for x
    x = 3,623,125,467,449,578/69,265,912.90
  6. Step 6: Final answer
    x = 52,307,481.64

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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.