Home / 67,598,650.40-101,394,928.56-28,190,676.41

Finding the Fourth Proportional to 67,598,650.40, 101,394,928.56 and 28,190,676.41

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Solution

The fourth proportional to 67,598,650.40, 101,394,928.56 and 28,190,676.41 is: 42,284,743.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    67,598,650.40 : 101,394,928.56 = 28,190,676.41 : x
  2. Step 2: Convert to fraction form
    67,598,650.40/101,394,928.56 = 28,190,676.41/x
  3. Step 3: Cross multiply
    67,598,650.40x = 101,394,928.56 × 28,190,676.41
  4. Step 4: Simplify right side
    67,598,650.40x = 2,858,391,620,143,053
  5. Step 5: Solve for x
    x = 2,858,391,620,143,053/67,598,650.40
  6. Step 6: Final answer
    x = 42,284,743.90

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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.