Finding the Fourth Proportional to 7,556,979.26, 11,318,853.41 and 6,245,265.44
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Solution
The fourth proportional to 7,556,979.26, 11,318,853.41 and 6,245,265.44 is: 9,354,166.74
Step by Step Solution
- Step 1: Write the proportion equation
7,556,979.26 : 11,318,853.41 = 6,245,265.44 : x - Step 2: Convert to fraction form
7,556,979.26/11,318,853.41 = 6,245,265.44/x - Step 3: Cross multiply
7,556,979.26x = 11,318,853.41 × 6,245,265.44 - Step 4: Simplify right side
7,556,979.26x = 70,689,244,028,536.33 - Step 5: Solve for x
x = 70,689,244,028,536.33/7,556,979.26 - Step 6: Final answer
x = 9,354,166.74
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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.