Home / 12,504,907.20-18,752,695.20-4,930,305.60

Finding the Fourth Proportional to 12,504,907.20, 18,752,695.20 and 4,930,305.60

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Solution

The fourth proportional to 12,504,907.20, 18,752,695.20 and 4,930,305.60 is: 7,393,618.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,504,907.20 : 18,752,695.20 = 4,930,305.60 : x
  2. Step 2: Convert to fraction form
    12,504,907.20/18,752,695.20 = 4,930,305.60/x
  3. Step 3: Cross multiply
    12,504,907.20x = 18,752,695.20 × 4,930,305.60
  4. Step 4: Simplify right side
    12,504,907.20x = 92,456,518,159,653.11
  5. Step 5: Solve for x
    x = 92,456,518,159,653.11/12,504,907.20
  6. Step 6: Final answer
    x = 7,393,618.90

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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.