Finding the Fourth Proportional to 6,276,220.54, 8,660,491.32 and 3,522,276.32
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Solution
The fourth proportional to 6,276,220.54, 8,660,491.32 and 3,522,276.32 is: 4,860,352.39
Step by Step Solution
- Step 1: Write the proportion equation
6,276,220.54 : 8,660,491.32 = 3,522,276.32 : x - Step 2: Convert to fraction form
6,276,220.54/8,660,491.32 = 3,522,276.32/x - Step 3: Cross multiply
6,276,220.54x = 8,660,491.32 × 3,522,276.32 - Step 4: Simplify right side
6,276,220.54x = 30,504,643,496,001.54 - Step 5: Solve for x
x = 30,504,643,496,001.54/6,276,220.54 - Step 6: Final answer
x = 4,860,352.39
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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.