Finding the Fourth Proportional to 6,368,493.11, 9,543,901.74 and 2,901,760.56
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Solution
The fourth proportional to 6,368,493.11, 9,543,901.74 and 2,901,760.56 is: 4,348,613.90
Step by Step Solution
- Step 1: Write the proportion equation
6,368,493.11 : 9,543,901.74 = 2,901,760.56 : x - Step 2: Convert to fraction form
6,368,493.11/9,543,901.74 = 2,901,760.56/x - Step 3: Cross multiply
6,368,493.11x = 9,543,901.74 × 2,901,760.56 - Step 4: Simplify right side
6,368,493.11x = 27,694,117,657,647.38 - Step 5: Solve for x
x = 27,694,117,657,647.38/6,368,493.11 - Step 6: Final answer
x = 4,348,613.90
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Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.