Finding the Fourth Proportional to 8,528,537.16, 11,768,244.30 and 5,476,884.84
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Solution
The fourth proportional to 8,528,537.16, 11,768,244.30 and 5,476,884.84 is: 7,557,370.93
Step by Step Solution
- Step 1: Write the proportion equation
8,528,537.16 : 11,768,244.30 = 5,476,884.84 : x - Step 2: Convert to fraction form
8,528,537.16/11,768,244.30 = 5,476,884.84/x - Step 3: Cross multiply
8,528,537.16x = 11,768,244.30 × 5,476,884.84 - Step 4: Simplify right side
8,528,537.16x = 64,453,318,800,086.41 - Step 5: Solve for x
x = 64,453,318,800,086.41/8,528,537.16 - Step 6: Final answer
x = 7,557,370.93
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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.