Finding the Fourth Proportional to 34,786,757.67, 48,000,518.10 and 19,899,714.75
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Solution
The fourth proportional to 34,786,757.67, 48,000,518.10 and 19,899,714.75 is: 27,458,627.42
Step by Step Solution
- Step 1: Write the proportion equation
34,786,757.67 : 48,000,518.10 = 19,899,714.75 : x - Step 2: Convert to fraction form
34,786,757.67/48,000,518.10 = 19,899,714.75/x - Step 3: Cross multiply
34,786,757.67x = 48,000,518.10 × 19,899,714.75 - Step 4: Simplify right side
34,786,757.67x = 955,196,618,042,212 - Step 5: Solve for x
x = 955,196,618,042,212/34,786,757.67 - Step 6: Final answer
x = 27,458,627.42
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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.