Finding the Fourth Proportional to 5,770,850.70, 8,656,276.05 and 5,525,129.10
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Solution
The fourth proportional to 5,770,850.70, 8,656,276.05 and 5,525,129.10 is: 8,287,693.65
Step by Step Solution
- Step 1: Write the proportion equation
5,770,850.70 : 8,656,276.05 = 5,525,129.10 : x - Step 2: Convert to fraction form
5,770,850.70/8,656,276.05 = 5,525,129.10/x - Step 3: Cross multiply
5,770,850.70x = 8,656,276.05 × 5,525,129.10 - Step 4: Simplify right side
5,770,850.70x = 47,827,042,701,488.05 - Step 5: Solve for x
x = 47,827,042,701,488.05/5,770,850.70 - Step 6: Final answer
x = 8,287,693.65
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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 (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.