Finding the Fourth Proportional to 6,045,463.98, 8,342,657.44 and 3,431,945.22
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Solution
The fourth proportional to 6,045,463.98, 8,342,657.44 and 3,431,945.22 is: 4,736,037.37
Step by Step Solution
- Step 1: Write the proportion equation
6,045,463.98 : 8,342,657.44 = 3,431,945.22 : x - Step 2: Convert to fraction form
6,045,463.98/8,342,657.44 = 3,431,945.22/x - Step 3: Cross multiply
6,045,463.98x = 8,342,657.44 × 3,431,945.22 - Step 4: Simplify right side
6,045,463.98x = 28,631,543,323,305.44 - Step 5: Solve for x
x = 28,631,543,323,305.44/6,045,463.98 - Step 6: Final answer
x = 4,736,037.37
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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.