Finding the Fourth Proportional to 6,000,140.92, 8,280,145.74 and 3,283,880.44
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Solution
The fourth proportional to 6,000,140.92, 8,280,145.74 and 3,283,880.44 is: 4,531,728.34
Step by Step Solution
- Step 1: Write the proportion equation
6,000,140.92 : 8,280,145.74 = 3,283,880.44 : x - Step 2: Convert to fraction form
6,000,140.92/8,280,145.74 = 3,283,880.44/x - Step 3: Cross multiply
6,000,140.92x = 8,280,145.74 × 3,283,880.44 - Step 4: Simplify right side
6,000,140.92x = 27,191,008,635,935.32 - Step 5: Solve for x
x = 27,191,008,635,935.32/6,000,140.92 - Step 6: Final answer
x = 4,531,728.34
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Double scale
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Similar ratio
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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.