Finding the Fourth Proportional to 49,730,563.94, 68,131,115.67 and 47,866,676.26
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Solution
The fourth proportional to 49,730,563.94, 68,131,115.67 and 47,866,676.26 is: 65,577,580.44
Step by Step Solution
- Step 1: Write the proportion equation
49,730,563.94 : 68,131,115.67 = 47,866,676.26 : x - Step 2: Convert to fraction form
49,730,563.94/68,131,115.67 = 47,866,676.26/x - Step 3: Cross multiply
49,730,563.94x = 68,131,115.67 × 47,866,676.26 - Step 4: Simplify right side
49,730,563.94x = 3,261,210,057,008,503 - Step 5: Solve for x
x = 3,261,210,057,008,503/49,730,563.94 - Step 6: Final answer
x = 65,577,580.44
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Why These Related Problems?
These problems maintain the same ratio (1.37) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.