Finding the Fourth Proportional to 8,045,316.10, 12,067,974.15 and 2,995,581.70
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Solution
The fourth proportional to 8,045,316.10, 12,067,974.15 and 2,995,581.70 is: 4,493,372.55
Step by Step Solution
- Step 1: Write the proportion equation
8,045,316.10 : 12,067,974.15 = 2,995,581.70 : x - Step 2: Convert to fraction form
8,045,316.10/12,067,974.15 = 2,995,581.70/x - Step 3: Cross multiply
8,045,316.10x = 12,067,974.15 × 2,995,581.70 - Step 4: Simplify right side
8,045,316.10x = 36,150,602,519,813.05 - Step 5: Solve for x
x = 36,150,602,519,813.05/8,045,316.10 - Step 6: Final answer
x = 4,493,372.55
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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.