Finding the Fourth Proportional to 8,173,974.84, 12,260,927.70 and 2,494,179.96
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Solution
The fourth proportional to 8,173,974.84, 12,260,927.70 and 2,494,179.96 is: 3,741,259.39
Step by Step Solution
- Step 1: Write the proportion equation
8,173,974.84 : 12,260,927.70 = 2,494,179.96 : x - Step 2: Convert to fraction form
8,173,974.84/12,260,927.70 = 2,494,179.96/x - Step 3: Cross multiply
8,173,974.84x = 12,260,927.70 × 2,494,179.96 - Step 4: Simplify right side
8,173,974.84x = 30,580,960,160,348.89 - Step 5: Solve for x
x = 30,580,960,160,348.89/8,173,974.84 - Step 6: Final answer
x = 3,741,259.39
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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.