Finding the Fourth Proportional to 7,174,840.15, 10,757,214.08 and 3,332,583.18
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Solution
The fourth proportional to 7,174,840.15, 10,757,214.08 and 3,332,583.18 is: 4,996,530.93
Step by Step Solution
- Step 1: Write the proportion equation
7,174,840.15 : 10,757,214.08 = 3,332,583.18 : x - Step 2: Convert to fraction form
7,174,840.15/10,757,214.08 = 3,332,583.18/x - Step 3: Cross multiply
7,174,840.15x = 10,757,214.08 × 3,332,583.18 - Step 4: Simplify right side
7,174,840.15x = 35,849,310,702,501.45 - Step 5: Solve for x
x = 35,849,310,702,501.45/7,174,840.15 - Step 6: Final answer
x = 4,996,530.93
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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.