Finding the Fourth Proportional to 7,486,952.08, 10,331,993.88 and 4,049,193.11
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Solution
The fourth proportional to 7,486,952.08, 10,331,993.88 and 4,049,193.11 is: 5,587,886.50
Step by Step Solution
- Step 1: Write the proportion equation
7,486,952.08 : 10,331,993.88 = 4,049,193.11 : x - Step 2: Convert to fraction form
7,486,952.08/10,331,993.88 = 4,049,193.11/x - Step 3: Cross multiply
7,486,952.08x = 10,331,993.88 × 4,049,193.11 - Step 4: Simplify right side
7,486,952.08x = 41,836,238,431,458.17 - Step 5: Solve for x
x = 41,836,238,431,458.17/7,486,952.08 - Step 6: Final answer
x = 5,587,886.50
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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.