Finding the Fourth Proportional to 8,245,194.26, 11,378,381.40 and 4,574,110.95
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Solution
The fourth proportional to 8,245,194.26, 11,378,381.40 and 4,574,110.95 is: 6,312,280.50
Step by Step Solution
- Step 1: Write the proportion equation
8,245,194.26 : 11,378,381.40 = 4,574,110.95 : x - Step 2: Convert to fraction form
8,245,194.26/11,378,381.40 = 4,574,110.95/x - Step 3: Cross multiply
8,245,194.26x = 11,378,381.40 × 4,574,110.95 - Step 4: Simplify right side
8,245,194.26x = 52,045,978,955,016.34 - Step 5: Solve for x
x = 52,045,978,955,016.34/8,245,194.26 - Step 6: Final answer
x = 6,312,280.50
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1.5x scale
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.