Finding the Fourth Proportional to 71,027,238.70, 106,540,858.05 and 32,763,486.70
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Solution
The fourth proportional to 71,027,238.70, 106,540,858.05 and 32,763,486.70 is: 49,145,230.05
Step by Step Solution
- Step 1: Write the proportion equation
71,027,238.70 : 106,540,858.05 = 32,763,486.70 : x - Step 2: Convert to fraction form
71,027,238.70/106,540,858.05 = 32,763,486.70/x - Step 3: Cross multiply
71,027,238.70x = 106,540,858.05 × 32,763,486.70 - Step 4: Simplify right side
71,027,238.70x = 3,490,649,985,727,763 - Step 5: Solve for x
x = 3,490,649,985,727,763/71,027,238.70 - Step 6: Final answer
x = 49,145,230.05
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Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.