Finding the Fourth Proportional to 5,611,330.73, 7,743,631.74 and 3,033,011.49
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Solution
The fourth proportional to 5,611,330.73, 7,743,631.74 and 3,033,011.49 is: 4,185,553.34
Step by Step Solution
- Step 1: Write the proportion equation
5,611,330.73 : 7,743,631.74 = 3,033,011.49 : x - Step 2: Convert to fraction form
5,611,330.73/7,743,631.74 = 3,033,011.49/x - Step 3: Cross multiply
5,611,330.73x = 7,743,631.74 × 3,033,011.49 - Step 4: Simplify right side
5,611,330.73x = 23,486,524,041,748.70 - Step 5: Solve for x
x = 23,486,524,041,748.70/5,611,330.73 - Step 6: Final answer
x = 4,185,553.34
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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.