Finding the Fourth Proportional to 36,470,851.20, 54,706,276.80 and 27,967,795.20
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Solution
The fourth proportional to 36,470,851.20, 54,706,276.80 and 27,967,795.20 is: 41,951,692.80
Step by Step Solution
- Step 1: Write the proportion equation
36,470,851.20 : 54,706,276.80 = 27,967,795.20 : x - Step 2: Convert to fraction form
36,470,851.20/54,706,276.80 = 27,967,795.20/x - Step 3: Cross multiply
36,470,851.20x = 54,706,276.80 × 27,967,795.20 - Step 4: Simplify right side
36,470,851.20x = 1,530,013,945,696,911.25 - Step 5: Solve for x
x = 1,530,013,945,696,911.25/36,470,851.20 - Step 6: Final answer
x = 41,951,692.80
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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.