Home / 69,747,125.20-104,573,448.60-35,640,422.80

Finding the Fourth Proportional to 69,747,125.20, 104,573,448.60 and 35,640,422.80

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Solution

The fourth proportional to 69,747,125.20, 104,573,448.60 and 35,640,422.80 is: 53,436,495.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    69,747,125.20 : 104,573,448.60 = 35,640,422.80 : x
  2. Step 2: Convert to fraction form
    69,747,125.20/104,573,448.60 = 35,640,422.80/x
  3. Step 3: Cross multiply
    69,747,125.20x = 104,573,448.60 × 35,640,422.80
  4. Step 4: Simplify right side
    69,747,125.20x = 3,727,041,921,758,067.50
  5. Step 5: Solve for x
    x = 3,727,041,921,758,067.50/69,747,125.20
  6. Step 6: Final answer
    x = 53,436,495.21

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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.