Finding the Fourth Proportional to 8,263,060.20, 11,403,299.97 and 4,592,131.50
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Solution
The fourth proportional to 8,263,060.20, 11,403,299.97 and 4,592,131.50 is: 6,337,295.35
Step by Step Solution
- Step 1: Write the proportion equation
8,263,060.20 : 11,403,299.97 = 4,592,131.50 : x - Step 2: Convert to fraction form
8,263,060.20/11,403,299.97 = 4,592,131.50/x - Step 3: Cross multiply
8,263,060.20x = 11,403,299.97 × 4,592,131.50 - Step 4: Simplify right side
8,263,060.20x = 52,365,452,996,186.05 - Step 5: Solve for x
x = 52,365,452,996,186.05/8,263,060.20 - Step 6: Final answer
x = 6,337,295.35
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1.5x scale
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.