Finding the Fourth Proportional to 9,476,843.18, 13,086,015.58 and 5,998,318.49
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Solution
The fourth proportional to 9,476,843.18, 13,086,015.58 and 5,998,318.49 is: 8,282,725.35
Step by Step Solution
- Step 1: Write the proportion equation
9,476,843.18 : 13,086,015.58 = 5,998,318.49 : x - Step 2: Convert to fraction form
9,476,843.18/13,086,015.58 = 5,998,318.49/x - Step 3: Cross multiply
9,476,843.18x = 13,086,015.58 × 5,998,318.49 - Step 4: Simplify right side
9,476,843.18x = 78,494,089,213,942.08 - Step 5: Solve for x
x = 78,494,089,213,942.08/9,476,843.18 - Step 6: Final answer
x = 8,282,725.35
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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.