Finding the Fourth Proportional to 5,776,793.14, 7,972,223.62 and 3,198,473.90
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Solution
The fourth proportional to 5,776,793.14, 7,972,223.62 and 3,198,473.90 is: 4,414,031.90
Step by Step Solution
- Step 1: Write the proportion equation
5,776,793.14 : 7,972,223.62 = 3,198,473.90 : x - Step 2: Convert to fraction form
5,776,793.14/7,972,223.62 = 3,198,473.90/x - Step 3: Cross multiply
5,776,793.14x = 7,972,223.62 × 3,198,473.90 - Step 4: Simplify right side
5,776,793.14x = 25,498,949,173,533.52 - Step 5: Solve for x
x = 25,498,949,173,533.52/5,776,793.14 - Step 6: Final answer
x = 4,414,031.90
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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.