Finding the Fourth Proportional to 8,147,250.70, 12,220,876.05 and 4,368,114.70
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Solution
The fourth proportional to 8,147,250.70, 12,220,876.05 and 4,368,114.70 is: 6,552,172.05
Step by Step Solution
- Step 1: Write the proportion equation
8,147,250.70 : 12,220,876.05 = 4,368,114.70 : x - Step 2: Convert to fraction form
8,147,250.70/12,220,876.05 = 4,368,114.70/x - Step 3: Cross multiply
8,147,250.70x = 12,220,876.05 × 4,368,114.70 - Step 4: Simplify right side
8,147,250.70x = 53,382,188,320,882.94 - Step 5: Solve for x
x = 53,382,188,320,882.94/8,147,250.70 - Step 6: Final answer
x = 6,552,172.05
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Similar ratio
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1.5x scale
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.