Finding the Fourth Proportional to 14,579,293.73, 20,119,375.45 and 8,384,047.97
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Solution
The fourth proportional to 14,579,293.73, 20,119,375.45 and 8,384,047.97 is: 11,569,957.50
Step by Step Solution
- Step 1: Write the proportion equation
14,579,293.73 : 20,119,375.45 = 8,384,047.97 : x - Step 2: Convert to fraction form
14,579,293.73/20,119,375.45 = 8,384,047.97/x - Step 3: Cross multiply
14,579,293.73x = 20,119,375.45 × 8,384,047.97 - Step 4: Simplify right side
14,579,293.73x = 168,681,808,899,240.31 - Step 5: Solve for x
x = 168,681,808,899,240.31/14,579,293.73 - Step 6: Final answer
x = 11,569,957.50
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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.