Finding the Fourth Proportional to 5,330,583.72, 7,991,037.18 and 2,768,804.28
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Solution
The fourth proportional to 5,330,583.72, 7,991,037.18 and 2,768,804.28 is: 4,150,693.27
Step by Step Solution
- Step 1: Write the proportion equation
5,330,583.72 : 7,991,037.18 = 2,768,804.28 : x - Step 2: Convert to fraction form
5,330,583.72/7,991,037.18 = 2,768,804.28/x - Step 3: Cross multiply
5,330,583.72x = 7,991,037.18 × 2,768,804.28 - Step 4: Simplify right side
5,330,583.72x = 22,125,617,945,623.13 - Step 5: Solve for x
x = 22,125,617,945,623.13/5,330,583.72 - Step 6: Final answer
x = 4,150,693.27
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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.