Finding the Fourth Proportional to 7,618,516.24, 10,511,910.12 and 4,397,386
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Solution
The fourth proportional to 7,618,516.24, 10,511,910.12 and 4,397,386 is: 6,067,444.75
Step by Step Solution
- Step 1: Write the proportion equation
7,618,516.24 : 10,511,910.12 = 4,397,386 : x - Step 2: Convert to fraction form
7,618,516.24/10,511,910.12 = 4,397,386/x - Step 3: Cross multiply
7,618,516.24x = 10,511,910.12 × 4,397,386 - Step 4: Simplify right side
7,618,516.24x = 46,224,926,394,946.31 - Step 5: Solve for x
x = 46,224,926,394,946.31/7,618,516.24 - Step 6: Final answer
x = 6,067,444.75
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1.5x scale
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.