Finding the Fourth Proportional to 49,819,675.67, 68,751,181.72 and 27,793,175.20
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Solution
The fourth proportional to 49,819,675.67, 68,751,181.72 and 27,793,175.20 is: 38,354,598.12
Step by Step Solution
- Step 1: Write the proportion equation
49,819,675.67 : 68,751,181.72 = 27,793,175.20 : x - Step 2: Convert to fraction form
49,819,675.67/68,751,181.72 = 27,793,175.20/x - Step 3: Cross multiply
49,819,675.67x = 68,751,181.72 × 27,793,175.20 - Step 4: Simplify right side
49,819,675.67x = 1,910,813,639,000,586.25 - Step 5: Solve for x
x = 1,910,813,639,000,586.25/49,819,675.67 - Step 6: Final answer
x = 38,354,598.12
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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.