Finding the Fourth Proportional to 6,170,361.36, 8,515,590.12 and 4,546,188.24
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Solution
The fourth proportional to 6,170,361.36, 8,515,590.12 and 4,546,188.24 is: 6,274,101.86
Step by Step Solution
- Step 1: Write the proportion equation
6,170,361.36 : 8,515,590.12 = 4,546,188.24 : x - Step 2: Convert to fraction form
6,170,361.36/8,515,590.12 = 4,546,188.24/x - Step 3: Cross multiply
6,170,361.36x = 8,515,590.12 × 4,546,188.24 - Step 4: Simplify right side
6,170,361.36x = 38,713,475,660,204.19 - Step 5: Solve for x
x = 38,713,475,660,204.19/6,170,361.36 - Step 6: Final answer
x = 6,274,101.86
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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.