Finding the Fourth Proportional to 14,193,916.12, 19,587,585 and 8,082,344.62
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Solution
The fourth proportional to 14,193,916.12, 19,587,585 and 8,082,344.62 is: 11,153,624.62
Step by Step Solution
- Step 1: Write the proportion equation
14,193,916.12 : 19,587,585 = 8,082,344.62 : x - Step 2: Convert to fraction form
14,193,916.12/19,587,585 = 8,082,344.62/x - Step 3: Cross multiply
14,193,916.12x = 19,587,585 × 8,082,344.62 - Step 4: Simplify right side
14,193,916.12x = 158,313,612,243,542.69 - Step 5: Solve for x
x = 158,313,612,243,542.69/14,193,916.12 - Step 6: Final answer
x = 11,153,624.62
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1.5x scale
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.