Finding the Fourth Proportional to 8,751,261.14, 12,076,933.69 and 4,831,007.97
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Solution
The fourth proportional to 8,751,261.14, 12,076,933.69 and 4,831,007.97 is: 6,666,897.72
Step by Step Solution
- Step 1: Write the proportion equation
8,751,261.14 : 12,076,933.69 = 4,831,007.97 : x - Step 2: Convert to fraction form
8,751,261.14/12,076,933.69 = 4,831,007.97/x - Step 3: Cross multiply
8,751,261.14x = 12,076,933.69 × 4,831,007.97 - Step 4: Simplify right side
8,751,261.14x = 58,343,762,933,705.09 - Step 5: Solve for x
x = 58,343,762,933,705.09/8,751,261.14 - Step 6: Final answer
x = 6,666,897.72
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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.