Finding the Fourth Proportional to 34,981,679.08, 48,274,590.90 and 19,511,751.88
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Solution
The fourth proportional to 34,981,679.08, 48,274,590.90 and 19,511,751.88 is: 26,926,147.19
Step by Step Solution
- Step 1: Write the proportion equation
34,981,679.08 : 48,274,590.90 = 19,511,751.88 : x - Step 2: Convert to fraction form
34,981,679.08/48,274,590.90 = 19,511,751.88/x - Step 3: Cross multiply
34,981,679.08x = 48,274,590.90 × 19,511,751.88 - Step 4: Simplify right side
34,981,679.08x = 941,921,839,749,305.88 - Step 5: Solve for x
x = 941,921,839,749,305.88/34,981,679.08 - Step 6: Final answer
x = 26,926,147.19
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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.