Finding the Fourth Proportional to 8,218,006.08, 12,328,690.38 and 2,825,956.24
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Solution
The fourth proportional to 8,218,006.08, 12,328,690.38 and 2,825,956.24 is: 4,239,512.50
Step by Step Solution
- Step 1: Write the proportion equation
8,218,006.08 : 12,328,690.38 = 2,825,956.24 : x - Step 2: Convert to fraction form
8,218,006.08/12,328,690.38 = 2,825,956.24/x - Step 3: Cross multiply
8,218,006.08x = 12,328,690.38 × 2,825,956.24 - Step 4: Simplify right side
8,218,006.08x = 34,840,339,510,388.98 - Step 5: Solve for x
x = 34,840,339,510,388.98/8,218,006.08 - Step 6: Final answer
x = 4,239,512.50
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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.