Finding the Fourth Proportional to 8,117,902.04, 11,202,885.84 and 4,633,170.92
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Solution
The fourth proportional to 8,117,902.04, 11,202,885.84 and 4,633,170.92 is: 6,393,879.19
Step by Step Solution
- Step 1: Write the proportion equation
8,117,902.04 : 11,202,885.84 = 4,633,170.92 : x - Step 2: Convert to fraction form
8,117,902.04/11,202,885.84 = 4,633,170.92/x - Step 3: Cross multiply
8,117,902.04x = 11,202,885.84 × 4,633,170.92 - Step 4: Simplify right side
8,117,902.04x = 51,904,884,893,967.77 - Step 5: Solve for x
x = 51,904,884,893,967.77/8,117,902.04 - Step 6: Final answer
x = 6,393,879.19
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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.