Finding the Fourth Proportional to 25,176,149.56, 34,743,035.40 and 14,162,906.98
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Solution
The fourth proportional to 25,176,149.56, 34,743,035.40 and 14,162,906.98 is: 19,544,782.95
Step by Step Solution
- Step 1: Write the proportion equation
25,176,149.56 : 34,743,035.40 = 14,162,906.98 : x - Step 2: Convert to fraction form
25,176,149.56/34,743,035.40 = 14,162,906.98/x - Step 3: Cross multiply
25,176,149.56x = 34,743,035.40 × 14,162,906.98 - Step 4: Simplify right side
25,176,149.56x = 492,062,378,573,047.06 - Step 5: Solve for x
x = 492,062,378,573,047.06/25,176,149.56 - Step 6: Final answer
x = 19,544,782.95
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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.