Finding the Fourth Proportional to 32,605,789.20, 48,914,588.70 and 16,390,933.80
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Solution
The fourth proportional to 32,605,789.20, 48,914,588.70 and 16,390,933.80 is: 24,589,369.09
Step by Step Solution
- Step 1: Write the proportion equation
32,605,789.20 : 48,914,588.70 = 16,390,933.80 : x - Step 2: Convert to fraction form
32,605,789.20/48,914,588.70 = 16,390,933.80/x - Step 3: Cross multiply
32,605,789.20x = 48,914,588.70 × 16,390,933.80 - Step 4: Simplify right side
32,605,789.20x = 801,755,785,235,928.12 - Step 5: Solve for x
x = 801,755,785,235,928.12/32,605,789.20 - Step 6: Final answer
x = 24,589,369.09
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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.