Finding the Fourth Proportional to 38,591,730.36, 57,811,915.62 and 22,383,630.36
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Solution
The fourth proportional to 38,591,730.36, 57,811,915.62 and 22,383,630.36 is: 33,531,550.35
Step by Step Solution
- Step 1: Write the proportion equation
38,591,730.36 : 57,811,915.62 = 22,383,630.36 : x - Step 2: Convert to fraction form
38,591,730.36/57,811,915.62 = 22,383,630.36/x - Step 3: Cross multiply
38,591,730.36x = 57,811,915.62 × 22,383,630.36 - Step 4: Simplify right side
38,591,730.36x = 1,294,040,549,641,590.25 - Step 5: Solve for x
x = 1,294,040,549,641,590.25/38,591,730.36 - Step 6: Final answer
x = 33,531,550.35
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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.