Home / 12,504,910.20-18,752,699.70-4,930,308.60

Finding the Fourth Proportional to 12,504,910.20, 18,752,699.70 and 4,930,308.60

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Solution

The fourth proportional to 12,504,910.20, 18,752,699.70 and 4,930,308.60 is: 7,393,623.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,504,910.20 : 18,752,699.70 = 4,930,308.60 : x
  2. Step 2: Convert to fraction form
    12,504,910.20/18,752,699.70 = 4,930,308.60/x
  3. Step 3: Cross multiply
    12,504,910.20x = 18,752,699.70 × 4,930,308.60
  4. Step 4: Simplify right side
    12,504,910.20x = 92,456,596,604,127.41
  5. Step 5: Solve for x
    x = 92,456,596,604,127.41/12,504,910.20
  6. Step 6: Final answer
    x = 7,393,623.39

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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.