Finding the Fourth Proportional to 54,529,205.40, 81,753,129.90 and 32,959,261.80
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Solution
The fourth proportional to 54,529,205.40, 81,753,129.90 and 32,959,261.80 is: 49,414,305.45
Step by Step Solution
- Step 1: Write the proportion equation
54,529,205.40 : 81,753,129.90 = 32,959,261.80 : x - Step 2: Convert to fraction form
54,529,205.40/81,753,129.90 = 32,959,261.80/x - Step 3: Cross multiply
54,529,205.40x = 81,753,129.90 × 32,959,261.80 - Step 4: Simplify right side
54,529,205.40x = 2,694,522,811,343,508 - Step 5: Solve for x
x = 2,694,522,811,343,508/54,529,205.40 - Step 6: Final answer
x = 49,414,305.45
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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.