Finding the Fourth Proportional to 8,323,419.44, 12,490,377.96 and 3,274,073.84
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Solution
The fourth proportional to 8,323,419.44, 12,490,377.96 and 3,274,073.84 is: 4,913,175.41
Step by Step Solution
- Step 1: Write the proportion equation
8,323,419.44 : 12,490,377.96 = 3,274,073.84 : x - Step 2: Convert to fraction form
8,323,419.44/12,490,377.96 = 3,274,073.84/x - Step 3: Cross multiply
8,323,419.44x = 12,490,377.96 × 3,274,073.84 - Step 4: Simplify right side
8,323,419.44x = 40,894,419,730,548.57 - Step 5: Solve for x
x = 40,894,419,730,548.57/8,323,419.44 - Step 6: Final answer
x = 4,913,175.41
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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.