Finding the Fourth Proportional to 13,177,147.84, 19,757,906.88 and 4,076,549.44
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Solution
The fourth proportional to 13,177,147.84, 19,757,906.88 and 4,076,549.44 is: 6,112,406.51
Step by Step Solution
- Step 1: Write the proportion equation
13,177,147.84 : 19,757,906.88 = 4,076,549.44 : x - Step 2: Convert to fraction form
13,177,147.84/19,757,906.88 = 4,076,549.44/x - Step 3: Cross multiply
13,177,147.84x = 19,757,906.88 × 4,076,549.44 - Step 4: Simplify right side
13,177,147.84x = 80,544,084,227,236.14 - Step 5: Solve for x
x = 80,544,084,227,236.14/13,177,147.84 - Step 6: Final answer
x = 6,112,406.51
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Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.