Finding the Fourth Proportional to 8,423,546.70, 12,636,717.30 and 2,957,224.44
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Solution
The fourth proportional to 8,423,546.70, 12,636,717.30 and 2,957,224.44 is: 4,436,327.19
Step by Step Solution
- Step 1: Write the proportion equation
8,423,546.70 : 12,636,717.30 = 2,957,224.44 : x - Step 2: Convert to fraction form
8,423,546.70/12,636,717.30 = 2,957,224.44/x - Step 3: Cross multiply
8,423,546.70x = 12,636,717.30 × 2,957,224.44 - Step 4: Simplify right side
8,423,546.70x = 37,369,609,240,930.81 - Step 5: Solve for x
x = 37,369,609,240,930.81/8,423,546.70 - Step 6: Final answer
x = 4,436,327.19
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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.