Finding the Fourth Proportional to 46,122,231.87, 63,649,436.57 and 27,538,995.73
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Solution
The fourth proportional to 46,122,231.87, 63,649,436.57 and 27,538,995.73 is: 38,004,265.86
Step by Step Solution
- Step 1: Write the proportion equation
46,122,231.87 : 63,649,436.57 = 27,538,995.73 : x - Step 2: Convert to fraction form
46,122,231.87/63,649,436.57 = 27,538,995.73/x - Step 3: Cross multiply
46,122,231.87x = 63,649,436.57 × 27,538,995.73 - Step 4: Simplify right side
46,122,231.87x = 1,752,841,561,780,440.75 - Step 5: Solve for x
x = 1,752,841,561,780,440.75/46,122,231.87 - Step 6: Final answer
x = 38,004,265.86
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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.