Finding the Fourth Proportional to 7,972,544.08, 11,002,107.64 and 4,350,872.08
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Solution
The fourth proportional to 7,972,544.08, 11,002,107.64 and 4,350,872.08 is: 6,004,201.73
Step by Step Solution
- Step 1: Write the proportion equation
7,972,544.08 : 11,002,107.64 = 4,350,872.08 : x - Step 2: Convert to fraction form
7,972,544.08/11,002,107.64 = 4,350,872.08/x - Step 3: Cross multiply
7,972,544.08x = 11,002,107.64 × 4,350,872.08 - Step 4: Simplify right side
7,972,544.08x = 47,868,762,952,030.70 - Step 5: Solve for x
x = 47,868,762,952,030.70/7,972,544.08 - Step 6: Final answer
x = 6,004,201.73
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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.