Finding the Fourth Proportional to 14,524,446.44, 20,042,212.24 and 8,242,973.44
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Solution
The fourth proportional to 14,524,446.44, 20,042,212.24 and 8,242,973.44 is: 11,374,438.53
Step by Step Solution
- Step 1: Write the proportion equation
14,524,446.44 : 20,042,212.24 = 8,242,973.44 : x - Step 2: Convert to fraction form
14,524,446.44/20,042,212.24 = 8,242,973.44/x - Step 3: Cross multiply
14,524,446.44x = 20,042,212.24 × 8,242,973.44 - Step 4: Simplify right side
14,524,446.44x = 165,207,423,173,162.91 - Step 5: Solve for x
x = 165,207,423,173,162.91/14,524,446.44 - Step 6: Final answer
x = 11,374,438.53
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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.