Finding the Fourth Proportional to 13,193,007.44, 19,789,230.90 and 3,608,385.98
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Solution
The fourth proportional to 13,193,007.44, 19,789,230.90 and 3,608,385.98 is: 5,412,502.32
Step by Step Solution
- Step 1: Write the proportion equation
13,193,007.44 : 19,789,230.90 = 3,608,385.98 : x - Step 2: Convert to fraction form
13,193,007.44/19,789,230.90 = 3,608,385.98/x - Step 3: Cross multiply
13,193,007.44x = 19,789,230.90 × 3,608,385.98 - Step 4: Simplify right side
13,193,007.44x = 71,407,183,334,542.78 - Step 5: Solve for x
x = 71,407,183,334,542.78/13,193,007.44 - Step 6: Final answer
x = 5,412,502.32
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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.