Finding the Fourth Proportional to 17,454,701.28, 26,164,087.20 and 7,743,887.50
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Solution
The fourth proportional to 17,454,701.28, 26,164,087.20 and 7,743,887.50 is: 11,607,861.09
Step by Step Solution
- Step 1: Write the proportion equation
17,454,701.28 : 26,164,087.20 = 7,743,887.50 : x - Step 2: Convert to fraction form
17,454,701.28/26,164,087.20 = 7,743,887.50/x - Step 3: Cross multiply
17,454,701.28x = 26,164,087.20 × 7,743,887.50 - Step 4: Simplify right side
17,454,701.28x = 202,611,747,816,990 - Step 5: Solve for x
x = 202,611,747,816,990/17,454,701.28 - Step 6: Final answer
x = 11,607,861.09
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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.