Finding the Fourth Proportional to 8,203,748.67, 11,321,401.41 and 4,532,901.75
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Solution
The fourth proportional to 8,203,748.67, 11,321,401.41 and 4,532,901.75 is: 6,255,530.53
Step by Step Solution
- Step 1: Write the proportion equation
8,203,748.67 : 11,321,401.41 = 4,532,901.75 : x - Step 2: Convert to fraction form
8,203,748.67/11,321,401.41 = 4,532,901.75/x - Step 3: Cross multiply
8,203,748.67x = 11,321,401.41 × 4,532,901.75 - Step 4: Simplify right side
8,203,748.67x = 51,318,800,263,841.47 - Step 5: Solve for x
x = 51,318,800,263,841.47/8,203,748.67 - Step 6: Final answer
x = 6,255,530.53
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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.