Home / 13,944,091.20-20,860,149.60-12,071,630.40

Finding the Fourth Proportional to 13,944,091.20, 20,860,149.60 and 12,071,630.40

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Solution

The fourth proportional to 13,944,091.20, 20,860,149.60 and 12,071,630.40 is: 18,058,976.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,944,091.20 : 20,860,149.60 = 12,071,630.40 : x
  2. Step 2: Convert to fraction form
    13,944,091.20/20,860,149.60 = 12,071,630.40/x
  3. Step 3: Cross multiply
    13,944,091.20x = 20,860,149.60 × 12,071,630.40
  4. Step 4: Simplify right side
    13,944,091.20x = 251,816,016,059,907.88
  5. Step 5: Solve for x
    x = 251,816,016,059,907.88/13,944,091.20
  6. Step 6: Final answer
    x = 18,058,976.55

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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.