Finding the Fourth Proportional to 49,965,552.46, 68,947,153.98 and 27,634,990.03
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Solution
The fourth proportional to 49,965,552.46, 68,947,153.98 and 27,634,990.03 is: 38,133,350.26
Step by Step Solution
- Step 1: Write the proportion equation
49,965,552.46 : 68,947,153.98 = 27,634,990.03 : x - Step 2: Convert to fraction form
49,965,552.46/68,947,153.98 = 27,634,990.03/x - Step 3: Cross multiply
49,965,552.46x = 68,947,153.98 × 27,634,990.03 - Step 4: Simplify right side
49,965,552.46x = 1,905,353,912,834,175 - Step 5: Solve for x
x = 1,905,353,912,834,175/49,965,552.46 - Step 6: Final answer
x = 38,133,350.26
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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.