Finding the Fourth Proportional to 18,571,305.44, 27,847,475.49 and 10,909,913.96
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Solution
The fourth proportional to 18,571,305.44, 27,847,475.49 and 10,909,913.96 is: 16,359,300.24
Step by Step Solution
- Step 1: Write the proportion equation
18,571,305.44 : 27,847,475.49 = 10,909,913.96 : x - Step 2: Convert to fraction form
18,571,305.44/27,847,475.49 = 10,909,913.96/x - Step 3: Cross multiply
18,571,305.44x = 27,847,475.49 × 10,909,913.96 - Step 4: Simplify right side
18,571,305.44x = 303,813,561,599,108.88 - Step 5: Solve for x
x = 303,813,561,599,108.88/18,571,305.44 - Step 6: Final answer
x = 16,359,300.24
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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.