Finding the Fourth Proportional to 12,305,634.52, 16,982,125.58 and 6,873,476.44
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Solution
The fourth proportional to 12,305,634.52, 16,982,125.58 and 6,873,476.44 is: 9,485,592.95
Step by Step Solution
- Step 1: Write the proportion equation
12,305,634.52 : 16,982,125.58 = 6,873,476.44 : x - Step 2: Convert to fraction form
12,305,634.52/16,982,125.58 = 6,873,476.44/x - Step 3: Cross multiply
12,305,634.52x = 16,982,125.58 × 6,873,476.44 - Step 4: Simplify right side
12,305,634.52x = 116,726,240,075,251.33 - Step 5: Solve for x
x = 116,726,240,075,251.33/12,305,634.52 - Step 6: Final answer
x = 9,485,592.95
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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.