Finding the Fourth Proportional to 16,840,932.75, 25,257,589.49 and 7,734,276.09
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Solution
The fourth proportional to 16,840,932.75, 25,257,589.49 and 7,734,276.09 is: 11,599,664.54
Step by Step Solution
- Step 1: Write the proportion equation
16,840,932.75 : 25,257,589.49 = 7,734,276.09 : x - Step 2: Convert to fraction form
16,840,932.75/25,257,589.49 = 7,734,276.09/x - Step 3: Cross multiply
16,840,932.75x = 25,257,589.49 × 7,734,276.09 - Step 4: Simplify right side
16,840,932.75x = 195,349,170,502,877.97 - Step 5: Solve for x
x = 195,349,170,502,877.97/16,840,932.75 - Step 6: Final answer
x = 11,599,664.54
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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.