Finding the Fourth Proportional to 6,267,458.66, 8,645,909.67 and 4,093,274.48
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Solution
The fourth proportional to 6,267,458.66, 8,645,909.67 and 4,093,274.48 is: 5,646,639.78
Step by Step Solution
- Step 1: Write the proportion equation
6,267,458.66 : 8,645,909.67 = 4,093,274.48 : x - Step 2: Convert to fraction form
6,267,458.66/8,645,909.67 = 4,093,274.48/x - Step 3: Cross multiply
6,267,458.66x = 8,645,909.67 × 4,093,274.48 - Step 4: Simplify right side
6,267,458.66x = 35,390,081,365,366.67 - Step 5: Solve for x
x = 35,390,081,365,366.67/6,267,458.66 - Step 6: Final answer
x = 5,646,639.78
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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.