Finding the Fourth Proportional to 6,137,085.09, 8,469,234.75 and 3,383,871.26
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Solution
The fourth proportional to 6,137,085.09, 8,469,234.75 and 3,383,871.26 is: 4,669,773.95
Step by Step Solution
- Step 1: Write the proportion equation
6,137,085.09 : 8,469,234.75 = 3,383,871.26 : x - Step 2: Convert to fraction form
6,137,085.09/8,469,234.75 = 3,383,871.26/x - Step 3: Cross multiply
6,137,085.09x = 8,469,234.75 × 3,383,871.26 - Step 4: Simplify right side
6,137,085.09x = 28,658,800,064,718.28 - Step 5: Solve for x
x = 28,658,800,064,718.28/6,137,085.09 - Step 6: Final answer
x = 4,669,773.95
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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.