Finding the Fourth Proportional to 8,491,634.96, 12,739,420.20 and 2,426,445.68
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Solution
The fourth proportional to 8,491,634.96, 12,739,420.20 and 2,426,445.68 is: 3,640,230.80
Step by Step Solution
- Step 1: Write the proportion equation
8,491,634.96 : 12,739,420.20 = 2,426,445.68 : x - Step 2: Convert to fraction form
8,491,634.96/12,739,420.20 = 2,426,445.68/x - Step 3: Cross multiply
8,491,634.96x = 12,739,420.20 × 2,426,445.68 - Step 4: Simplify right side
8,491,634.96x = 30,911,511,109,994.73 - Step 5: Solve for x
x = 30,911,511,109,994.73/8,491,634.96 - Step 6: Final answer
x = 3,640,230.80
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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.