Finding the Fourth Proportional to 38,416,689.23, 57,663,988.73 and 34,067,738.60
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Solution
The fourth proportional to 38,416,689.23, 57,663,988.73 and 34,067,738.60 is: 51,136,152.90
Step by Step Solution
- Step 1: Write the proportion equation
38,416,689.23 : 57,663,988.73 = 34,067,738.60 : x - Step 2: Convert to fraction form
38,416,689.23/57,663,988.73 = 34,067,738.60/x - Step 3: Cross multiply
38,416,689.23x = 57,663,988.73 × 34,067,738.60 - Step 4: Simplify right side
38,416,689.23x = 1,964,481,694,228,327.25 - Step 5: Solve for x
x = 1,964,481,694,228,327.25/38,416,689.23 - Step 6: Final answer
x = 51,136,152.90
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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.