Finding the Fourth Proportional to 7,367,940.74, 10,168,072.08 and 4,104,753.68
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Solution
The fourth proportional to 7,367,940.74, 10,168,072.08 and 4,104,753.68 is: 5,664,734.93
Step by Step Solution
- Step 1: Write the proportion equation
7,367,940.74 : 10,168,072.08 = 4,104,753.68 : x - Step 2: Convert to fraction form
7,367,940.74/10,168,072.08 = 4,104,753.68/x - Step 3: Cross multiply
7,367,940.74x = 10,168,072.08 × 4,104,753.68 - Step 4: Simplify right side
7,367,940.74x = 41,737,431,288,885.26 - Step 5: Solve for x
x = 41,737,431,288,885.26/7,367,940.74 - Step 6: Final answer
x = 5,664,734.93
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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.