Finding the Fourth Proportional to 32,343,998.16, 48,515,801.40 and 8,082,800.40
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Solution
The fourth proportional to 32,343,998.16, 48,515,801.40 and 8,082,800.40 is: 12,124,151.66
Step by Step Solution
- Step 1: Write the proportion equation
32,343,998.16 : 48,515,801.40 = 8,082,800.40 : x - Step 2: Convert to fraction form
32,343,998.16/48,515,801.40 = 8,082,800.40/x - Step 3: Cross multiply
32,343,998.16x = 48,515,801.40 × 8,082,800.40 - Step 4: Simplify right side
32,343,998.16x = 392,143,538,962,240.56 - Step 5: Solve for x
x = 392,143,538,962,240.56/32,343,998.16 - Step 6: Final answer
x = 12,124,151.66
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1.5x scale
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.