Finding the Fourth Proportional to 14,202,375.20, 21,291,121.20 and 8,524,858.40
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Solution
The fourth proportional to 14,202,375.20, 21,291,121.20 and 8,524,858.40 is: 12,779,819.63
Step by Step Solution
- Step 1: Write the proportion equation
14,202,375.20 : 21,291,121.20 = 8,524,858.40 : x - Step 2: Convert to fraction form
14,202,375.20/21,291,121.20 = 8,524,858.40/x - Step 3: Cross multiply
14,202,375.20x = 21,291,121.20 × 8,524,858.40 - Step 4: Simplify right side
14,202,375.20x = 181,503,793,407,238.09 - Step 5: Solve for x
x = 181,503,793,407,238.09/14,202,375.20 - Step 6: Final answer
x = 12,779,819.63
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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.