Finding the Fourth Proportional to 32,576,366.45, 48,790,129.16 and 15,548,996.81
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Solution
The fourth proportional to 32,576,366.45, 48,790,129.16 and 15,548,996.81 is: 23,287,973.62
Step by Step Solution
- Step 1: Write the proportion equation
32,576,366.45 : 48,790,129.16 = 15,548,996.81 : x - Step 2: Convert to fraction form
32,576,366.45/48,790,129.16 = 15,548,996.81/x - Step 3: Cross multiply
32,576,366.45x = 48,790,129.16 × 15,548,996.81 - Step 4: Simplify right side
32,576,366.45x = 758,637,562,668,328 - Step 5: Solve for x
x = 758,637,562,668,328/32,576,366.45 - Step 6: Final answer
x = 23,287,973.62
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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.