Finding the Fourth Proportional to 32,181,636.70, 48,272,455.05 and 18,576,747.10
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Solution
The fourth proportional to 32,181,636.70, 48,272,455.05 and 18,576,747.10 is: 27,865,120.65
Step by Step Solution
- Step 1: Write the proportion equation
32,181,636.70 : 48,272,455.05 = 18,576,747.10 : x - Step 2: Convert to fraction form
32,181,636.70/48,272,455.05 = 18,576,747.10/x - Step 3: Cross multiply
32,181,636.70x = 48,272,455.05 × 18,576,747.10 - Step 4: Simplify right side
32,181,636.70x = 896,745,189,359,967.88 - Step 5: Solve for x
x = 896,745,189,359,967.88/32,181,636.70 - Step 6: Final answer
x = 27,865,120.65
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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.