Finding the Fourth Proportional to 6,206,907.58, 9,305,722.77 and 4,282,326.97
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Solution
The fourth proportional to 6,206,907.58, 9,305,722.77 and 4,282,326.97 is: 6,420,290.15
Step by Step Solution
- Step 1: Write the proportion equation
6,206,907.58 : 9,305,722.77 = 4,282,326.97 : x - Step 2: Convert to fraction form
6,206,907.58/9,305,722.77 = 4,282,326.97/x - Step 3: Cross multiply
6,206,907.58x = 9,305,722.77 × 4,282,326.97 - Step 4: Simplify right side
6,206,907.58x = 39,850,147,593,314.10 - Step 5: Solve for x
x = 39,850,147,593,314.10/6,206,907.58 - Step 6: Final answer
x = 6,420,290.15
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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.