Home / 23,328,028.20-34,992,042.30-12,578,485.80

Finding the Fourth Proportional to 23,328,028.20, 34,992,042.30 and 12,578,485.80

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Solution

The fourth proportional to 23,328,028.20, 34,992,042.30 and 12,578,485.80 is: 18,867,728.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    23,328,028.20 : 34,992,042.30 = 12,578,485.80 : x
  2. Step 2: Convert to fraction form
    23,328,028.20/34,992,042.30 = 12,578,485.80/x
  3. Step 3: Cross multiply
    23,328,028.20x = 34,992,042.30 × 12,578,485.80
  4. Step 4: Simplify right side
    23,328,028.20x = 440,146,907,183,549.31
  5. Step 5: Solve for x
    x = 440,146,907,183,549.31/23,328,028.20
  6. Step 6: Final answer
    x = 18,867,728.70

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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.