Finding the Fourth Proportional to 38,858,018.36, 58,287,249.48 and 16,138,915.62
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Solution
The fourth proportional to 38,858,018.36, 58,287,249.48 and 16,138,915.62 is: 24,208,465.61
Step by Step Solution
- Step 1: Write the proportion equation
38,858,018.36 : 58,287,249.48 = 16,138,915.62 : x - Step 2: Convert to fraction form
38,858,018.36/58,287,249.48 = 16,138,915.62/x - Step 3: Cross multiply
38,858,018.36x = 58,287,249.48 × 16,138,915.62 - Step 4: Simplify right side
38,858,018.36x = 940,693,001,079,608.75 - Step 5: Solve for x
x = 940,693,001,079,608.75/38,858,018.36 - Step 6: Final answer
x = 24,208,465.61
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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.