Finding the Fourth Proportional to 49,156,734.70, 73,735,102.05 and 18,451,254.70
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Solution
The fourth proportional to 49,156,734.70, 73,735,102.05 and 18,451,254.70 is: 27,676,882.05
Step by Step Solution
- Step 1: Write the proportion equation
49,156,734.70 : 73,735,102.05 = 18,451,254.70 : x - Step 2: Convert to fraction form
49,156,734.70/73,735,102.05 = 18,451,254.70/x - Step 3: Cross multiply
49,156,734.70x = 73,735,102.05 × 18,451,254.70 - Step 4: Simplify right side
49,156,734.70x = 1,360,505,148,255,042 - Step 5: Solve for x
x = 1,360,505,148,255,042/49,156,734.70 - Step 6: Final answer
x = 27,676,882.05
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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.