Finding the Fourth Proportional to 9,794,300.80, 14,677,108.80 and 8,783,420.80
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Solution
The fourth proportional to 9,794,300.80, 14,677,108.80 and 8,783,420.80 is: 13,162,269.09
Step by Step Solution
- Step 1: Write the proportion equation
9,794,300.80 : 14,677,108.80 = 8,783,420.80 : x - Step 2: Convert to fraction form
9,794,300.80/14,677,108.80 = 8,783,420.80/x - Step 3: Cross multiply
9,794,300.80x = 14,677,108.80 × 8,783,420.80 - Step 4: Simplify right side
9,794,300.80x = 128,915,222,717,783.06 - Step 5: Solve for x
x = 128,915,222,717,783.06/9,794,300.80 - Step 6: Final answer
x = 13,162,269.09
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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.