Finding the Fourth Proportional to 9,486,375.24, 13,091,201.88 and 5,135,461.46
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Solution
The fourth proportional to 9,486,375.24, 13,091,201.88 and 5,135,461.46 is: 7,086,939.00
Step by Step Solution
- Step 1: Write the proportion equation
9,486,375.24 : 13,091,201.88 = 5,135,461.46 : x - Step 2: Convert to fraction form
9,486,375.24/13,091,201.88 = 5,135,461.46/x - Step 3: Cross multiply
9,486,375.24x = 13,091,201.88 × 5,135,461.46 - Step 4: Simplify right side
9,486,375.24x = 67,229,362,684,197.57 - Step 5: Solve for x
x = 67,229,362,684,197.57/9,486,375.24 - Step 6: Final answer
x = 7,086,939.00
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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.