Finding the Fourth Proportional to 6,220,183.32, 8,582,812.25 and 3,466,267.09
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Solution
The fourth proportional to 6,220,183.32, 8,582,812.25 and 3,466,267.09 is: 4,782,868.62
Step by Step Solution
- Step 1: Write the proportion equation
6,220,183.32 : 8,582,812.25 = 3,466,267.09 : x - Step 2: Convert to fraction form
6,220,183.32/8,582,812.25 = 3,466,267.09/x - Step 3: Cross multiply
6,220,183.32x = 8,582,812.25 × 3,466,267.09 - Step 4: Simplify right side
6,220,183.32x = 29,750,319,603,035.48 - Step 5: Solve for x
x = 29,750,319,603,035.48/6,220,183.32 - Step 6: Final answer
x = 4,782,868.62
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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.