Finding the Fourth Proportional to 8,193,768.09, 11,305,712.05 and 4,708,433.67
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Solution
The fourth proportional to 8,193,768.09, 11,305,712.05 and 4,708,433.67 is: 6,496,668.53
Step by Step Solution
- Step 1: Write the proportion equation
8,193,768.09 : 11,305,712.05 = 4,708,433.67 : x - Step 2: Convert to fraction form
8,193,768.09/11,305,712.05 = 4,708,433.67/x - Step 3: Cross multiply
8,193,768.09x = 11,305,712.05 × 4,708,433.67 - Step 4: Simplify right side
8,193,768.09x = 53,232,195,279,544.73 - Step 5: Solve for x
x = 53,232,195,279,544.73/8,193,768.09 - Step 6: Final answer
x = 6,496,668.53
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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.