Finding the Fourth Proportional to 43,512,907.02, 60,072,630.15 and 28,848,435.97
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Solution
The fourth proportional to 43,512,907.02, 60,072,630.15 and 28,848,435.97 is: 39,827,295.92
Step by Step Solution
- Step 1: Write the proportion equation
43,512,907.02 : 60,072,630.15 = 28,848,435.97 : x - Step 2: Convert to fraction form
43,512,907.02/60,072,630.15 = 28,848,435.97/x - Step 3: Cross multiply
43,512,907.02x = 60,072,630.15 × 28,848,435.97 - Step 4: Simplify right side
43,512,907.02x = 1,733,001,424,431,766.50 - Step 5: Solve for x
x = 1,733,001,424,431,766.50/43,512,907.02 - Step 6: Final answer
x = 39,827,295.92
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Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.