Finding the Fourth Proportional to 7,045,872.08, 9,723,248.68 and 3,826,608.08
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Solution
The fourth proportional to 7,045,872.08, 9,723,248.68 and 3,826,608.08 is: 5,280,689.39
Step by Step Solution
- Step 1: Write the proportion equation
7,045,872.08 : 9,723,248.68 = 3,826,608.08 : x - Step 2: Convert to fraction form
7,045,872.08/9,723,248.68 = 3,826,608.08/x - Step 3: Cross multiply
7,045,872.08x = 9,723,248.68 × 3,826,608.08 - Step 4: Simplify right side
7,045,872.08x = 37,207,061,962,737.34 - Step 5: Solve for x
x = 37,207,061,962,737.34/7,045,872.08 - Step 6: Final answer
x = 5,280,689.39
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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.