Finding the Fourth Proportional to 7,283,431.80, 10,923,616.80 and 3,685,816.80
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Solution
The fourth proportional to 7,283,431.80, 10,923,616.80 and 3,685,816.80 is: 5,527,950.48
Step by Step Solution
- Step 1: Write the proportion equation
7,283,431.80 : 10,923,616.80 = 3,685,816.80 : x - Step 2: Convert to fraction form
7,283,431.80/10,923,616.80 = 3,685,816.80/x - Step 3: Cross multiply
7,283,431.80x = 10,923,616.80 × 3,685,816.80 - Step 4: Simplify right side
7,283,431.80x = 40,262,450,318,202.24 - Step 5: Solve for x
x = 40,262,450,318,202.24/7,283,431.80 - Step 6: Final answer
x = 5,527,950.48
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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.