Finding the Fourth Proportional to 14,385,486.21, 21,591,871.37 and 8,904,000
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Solution
The fourth proportional to 14,385,486.21, 21,591,871.37 and 8,904,000 is: 13,364,443.84
Step by Step Solution
- Step 1: Write the proportion equation
14,385,486.21 : 21,591,871.37 = 8,904,000 : x - Step 2: Convert to fraction form
14,385,486.21/21,591,871.37 = 8,904,000/x - Step 3: Cross multiply
14,385,486.21x = 21,591,871.37 × 8,904,000 - Step 4: Simplify right side
14,385,486.21x = 192,254,022,633,960 - Step 5: Solve for x
x = 192,254,022,633,960/14,385,486.21 - Step 6: Final answer
x = 13,364,443.84
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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.