Finding the Fourth Proportional to 7,645,249.11, 10,548,914.36 and 4,383,087.11
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Solution
The fourth proportional to 7,645,249.11, 10,548,914.36 and 4,383,087.11 is: 6,047,783.39
Step by Step Solution
- Step 1: Write the proportion equation
7,645,249.11 : 10,548,914.36 = 4,383,087.11 : x - Step 2: Convert to fraction form
7,645,249.11/10,548,914.36 = 4,383,087.11/x - Step 3: Cross multiply
7,645,249.11x = 10,548,914.36 × 4,383,087.11 - Step 4: Simplify right side
7,645,249.11x = 46,236,810,555,809.90 - Step 5: Solve for x
x = 46,236,810,555,809.90/7,645,249.11 - Step 6: Final answer
x = 6,047,783.39
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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.