Home / 51,203,761.20-76,792,858.02-20,085,743.34

Finding the Fourth Proportional to 51,203,761.20, 76,792,858.02 and 20,085,743.34

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Solution

The fourth proportional to 51,203,761.20, 76,792,858.02 and 20,085,743.34 is: 30,123,600.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    51,203,761.20 : 76,792,858.02 = 20,085,743.34 : x
  2. Step 2: Convert to fraction form
    51,203,761.20/76,792,858.02 = 20,085,743.34/x
  3. Step 3: Cross multiply
    51,203,761.20x = 76,792,858.02 × 20,085,743.34
  4. Step 4: Simplify right side
    51,203,761.20x = 1,542,441,636,534,780.50
  5. Step 5: Solve for x
    x = 1,542,441,636,534,780.50/51,203,761.20
  6. Step 6: Final answer
    x = 30,123,600.31

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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.