Home / 14,659,648.80-20,230,855.88-8,857,309.52

Finding the Fourth Proportional to 14,659,648.80, 20,230,855.88 and 8,857,309.52

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Solution

The fourth proportional to 14,659,648.80, 20,230,855.88 and 8,857,309.52 is: 12,223,413.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,659,648.80 : 20,230,855.88 = 8,857,309.52 : x
  2. Step 2: Convert to fraction form
    14,659,648.80/20,230,855.88 = 8,857,309.52/x
  3. Step 3: Cross multiply
    14,659,648.80x = 20,230,855.88 × 8,857,309.52
  4. Step 4: Simplify right side
    14,659,648.80x = 179,190,952,238,231.16
  5. Step 5: Solve for x
    x = 179,190,952,238,231.16/14,659,648.80
  6. Step 6: Final answer
    x = 12,223,413.72

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.