Finding the Fourth Proportional to 47,493,511.41, 71,147,486.35 and 32,718,997.80
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Solution
The fourth proportional to 47,493,511.41, 71,147,486.35 and 32,718,997.80 is: 49,014,578.63
Step by Step Solution
- Step 1: Write the proportion equation
47,493,511.41 : 71,147,486.35 = 32,718,997.80 : x - Step 2: Convert to fraction form
47,493,511.41/71,147,486.35 = 32,718,997.80/x - Step 3: Cross multiply
47,493,511.41x = 71,147,486.35 × 32,718,997.80 - Step 4: Simplify right side
47,493,511.41x = 2,327,874,449,361,180 - Step 5: Solve for x
x = 2,327,874,449,361,180/47,493,511.41 - Step 6: Final answer
x = 49,014,578.63
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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.