Finding the Fourth Proportional to 8,520,676.62, 12,787,362.63 and 6,252,063.18
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Solution
The fourth proportional to 8,520,676.62, 12,787,362.63 and 6,252,063.18 is: 9,382,752.41
Step by Step Solution
- Step 1: Write the proportion equation
8,520,676.62 : 12,787,362.63 = 6,252,063.18 : x - Step 2: Convert to fraction form
8,520,676.62/12,787,362.63 = 6,252,063.18/x - Step 3: Cross multiply
8,520,676.62x = 12,787,362.63 × 6,252,063.18 - Step 4: Simplify right side
8,520,676.62x = 79,947,399,068,330.97 - Step 5: Solve for x
x = 79,947,399,068,330.97/8,520,676.62 - Step 6: Final answer
x = 9,382,752.41
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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.