Finding the Fourth Proportional to 7,268,536.90, 10,902,805.35 and 2,481,631.30
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Solution
The fourth proportional to 7,268,536.90, 10,902,805.35 and 2,481,631.30 is: 3,722,446.95
Step by Step Solution
- Step 1: Write the proportion equation
7,268,536.90 : 10,902,805.35 = 2,481,631.30 : x - Step 2: Convert to fraction form
7,268,536.90/10,902,805.35 = 2,481,631.30/x - Step 3: Cross multiply
7,268,536.90x = 10,902,805.35 × 2,481,631.30 - Step 4: Simplify right side
7,268,536.90x = 27,056,743,014,367.45 - Step 5: Solve for x
x = 27,056,743,014,367.45/7,268,536.90 - Step 6: Final answer
x = 3,722,446.95
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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.