Finding the Fourth Proportional to 12,584,124.96, 18,864,228.06 and 8,022,370.92
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Solution
The fourth proportional to 12,584,124.96, 18,864,228.06 and 8,022,370.92 is: 12,025,932.28
Step by Step Solution
- Step 1: Write the proportion equation
12,584,124.96 : 18,864,228.06 = 8,022,370.92 : x - Step 2: Convert to fraction form
12,584,124.96/18,864,228.06 = 8,022,370.92/x - Step 3: Cross multiply
12,584,124.96x = 18,864,228.06 × 8,022,370.92 - Step 4: Simplify right side
12,584,124.96x = 151,335,834,616,792 - Step 5: Solve for x
x = 151,335,834,616,792/12,584,124.96 - Step 6: Final answer
x = 12,025,932.28
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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.