Finding the Fourth Proportional to 15,968,185.75, 22,036,096.34 and 8,724,841.75
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Solution
The fourth proportional to 15,968,185.75, 22,036,096.34 and 8,724,841.75 is: 12,040,281.62
Step by Step Solution
- Step 1: Write the proportion equation
15,968,185.75 : 22,036,096.34 = 8,724,841.75 : x - Step 2: Convert to fraction form
15,968,185.75/22,036,096.34 = 8,724,841.75/x - Step 3: Cross multiply
15,968,185.75x = 22,036,096.34 × 8,724,841.75 - Step 4: Simplify right side
15,968,185.75x = 192,261,453,354,254.19 - Step 5: Solve for x
x = 192,261,453,354,254.19/15,968,185.75 - Step 6: Final answer
x = 12,040,281.62
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1.5x scale
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.