Finding the Fourth Proportional to 6,223,549.11, 8,588,285.49 and 3,432,782.96
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Solution
The fourth proportional to 6,223,549.11, 8,588,285.49 and 3,432,782.96 is: 4,737,123.39
Step by Step Solution
- Step 1: Write the proportion equation
6,223,549.11 : 8,588,285.49 = 3,432,782.96 : x - Step 2: Convert to fraction form
6,223,549.11/8,588,285.49 = 3,432,782.96/x - Step 3: Cross multiply
6,223,549.11x = 8,588,285.49 × 3,432,782.96 - Step 4: Simplify right side
6,223,549.11x = 29,481,720,085,687.25 - Step 5: Solve for x
x = 29,481,720,085,687.25/6,223,549.11 - Step 6: Final answer
x = 4,737,123.39
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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.