Finding the Fourth Proportional to 7,622,466.26, 11,433,706.69 and 6,271,789.58
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Solution
The fourth proportional to 7,622,466.26, 11,433,706.69 and 6,271,789.58 is: 9,407,690.38
Step by Step Solution
- Step 1: Write the proportion equation
7,622,466.26 : 11,433,706.69 = 6,271,789.58 : x - Step 2: Convert to fraction form
7,622,466.26/11,433,706.69 = 6,271,789.58/x - Step 3: Cross multiply
7,622,466.26x = 11,433,706.69 × 6,271,789.58 - Step 4: Simplify right side
7,622,466.26x = 71,709,802,524,251.80 - Step 5: Solve for x
x = 71,709,802,524,251.80/7,622,466.26 - Step 6: Final answer
x = 9,407,690.38
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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.