Finding the Fourth Proportional to 45,746,514.30, 68,672,915.55 and 27,571,232.10
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Solution
The fourth proportional to 45,746,514.30, 68,672,915.55 and 27,571,232.10 is: 41,388,877.88
Step by Step Solution
- Step 1: Write the proportion equation
45,746,514.30 : 68,672,915.55 = 27,571,232.10 : x - Step 2: Convert to fraction form
45,746,514.30/68,672,915.55 = 27,571,232.10/x - Step 3: Cross multiply
45,746,514.30x = 68,672,915.55 × 27,571,232.10 - Step 4: Simplify right side
45,746,514.30x = 1,893,396,893,612,749.25 - Step 5: Solve for x
x = 1,893,396,893,612,749.25/45,746,514.30 - Step 6: Final answer
x = 41,388,877.88
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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.