Finding the Fourth Proportional to 14,676,965.20, 22,015,447.80 and 3,894,245.20
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Solution
The fourth proportional to 14,676,965.20, 22,015,447.80 and 3,894,245.20 is: 5,841,367.80
Step by Step Solution
- Step 1: Write the proportion equation
14,676,965.20 : 22,015,447.80 = 3,894,245.20 : x - Step 2: Convert to fraction form
14,676,965.20/22,015,447.80 = 3,894,245.20/x - Step 3: Cross multiply
14,676,965.20x = 22,015,447.80 × 3,894,245.20 - Step 4: Simplify right side
14,676,965.20x = 85,733,551,921,000.56 - Step 5: Solve for x
x = 85,733,551,921,000.56/14,676,965.20 - Step 6: Final answer
x = 5,841,367.80
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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.