Finding the Fourth Proportional to 8,586,535.49, 11,849,703.05 and 4,719,193.73
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Solution
The fourth proportional to 8,586,535.49, 11,849,703.05 and 4,719,193.73 is: 6,512,643.48
Step by Step Solution
- Step 1: Write the proportion equation
8,586,535.49 : 11,849,703.05 = 4,719,193.73 : x - Step 2: Convert to fraction form
8,586,535.49/11,849,703.05 = 4,719,193.73/x - Step 3: Cross multiply
8,586,535.49x = 11,849,703.05 × 4,719,193.73 - Step 4: Simplify right side
8,586,535.49x = 55,921,044,335,921.88 - Step 5: Solve for x
x = 55,921,044,335,921.88/8,586,535.49 - Step 6: Final answer
x = 6,512,643.48
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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.