Finding the Fourth Proportional to 6,752,445.88, 9,318,373.76 and 3,654,968.62
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Solution
The fourth proportional to 6,752,445.88, 9,318,373.76 and 3,654,968.62 is: 5,043,855.85
Step by Step Solution
- Step 1: Write the proportion equation
6,752,445.88 : 9,318,373.76 = 3,654,968.62 : x - Step 2: Convert to fraction form
6,752,445.88/9,318,373.76 = 3,654,968.62/x - Step 3: Cross multiply
6,752,445.88x = 9,318,373.76 × 3,654,968.62 - Step 4: Simplify right side
6,752,445.88x = 34,058,363,682,231.41 - Step 5: Solve for x
x = 34,058,363,682,231.41/6,752,445.88 - Step 6: Final answer
x = 5,043,855.85
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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.