Home / 12,035,906.12-16,609,550.45-6,879,378.38

Finding the Fourth Proportional to 12,035,906.12, 16,609,550.45 and 6,879,378.38

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Solution

The fourth proportional to 12,035,906.12, 16,609,550.45 and 6,879,378.38 is: 9,493,542.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,035,906.12 : 16,609,550.45 = 6,879,378.38 : x
  2. Step 2: Convert to fraction form
    12,035,906.12/16,609,550.45 = 6,879,378.38/x
  3. Step 3: Cross multiply
    12,035,906.12x = 16,609,550.45 × 6,879,378.38
  4. Step 4: Simplify right side
    12,035,906.12x = 114,263,382,267,249.27
  5. Step 5: Solve for x
    x = 114,263,382,267,249.27/12,035,906.12
  6. Step 6: Final answer
    x = 9,493,542.17

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1.5x scale

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.