Finding the Fourth Proportional to 6,331,583.92, 8,738,014.44 and 3,577,316.08
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Solution
The fourth proportional to 6,331,583.92, 8,738,014.44 and 3,577,316.08 is: 4,936,938.36
Step by Step Solution
- Step 1: Write the proportion equation
6,331,583.92 : 8,738,014.44 = 3,577,316.08 : x - Step 2: Convert to fraction form
6,331,583.92/8,738,014.44 = 3,577,316.08/x - Step 3: Cross multiply
6,331,583.92x = 8,738,014.44 × 3,577,316.08 - Step 4: Simplify right side
6,331,583.92x = 31,258,639,563,484.20 - Step 5: Solve for x
x = 31,258,639,563,484.20/6,331,583.92 - Step 6: Final answer
x = 4,936,938.36
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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.