Finding the Fourth Proportional to 8,032,071.93, 11,093,385.45 and 5,414,060.70
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Solution
The fourth proportional to 8,032,071.93, 11,093,385.45 and 5,414,060.70 is: 7,477,555.32
Step by Step Solution
- Step 1: Write the proportion equation
8,032,071.93 : 11,093,385.45 = 5,414,060.70 : x - Step 2: Convert to fraction form
8,032,071.93/11,093,385.45 = 5,414,060.70/x - Step 3: Cross multiply
8,032,071.93x = 11,093,385.45 × 5,414,060.70 - Step 4: Simplify right side
8,032,071.93x = 60,060,262,194,796.81 - Step 5: Solve for x
x = 60,060,262,194,796.81/8,032,071.93 - Step 6: Final answer
x = 7,477,555.32
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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.