Finding the Fourth Proportional to 22,403,910.80, 33,593,424.60 and 8,925,510.80
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Solution
The fourth proportional to 22,403,910.80, 33,593,424.60 and 8,925,510.80 is: 13,383,309.58
Step by Step Solution
- Step 1: Write the proportion equation
22,403,910.80 : 33,593,424.60 = 8,925,510.80 : x - Step 2: Convert to fraction form
22,403,910.80/33,593,424.60 = 8,925,510.80/x - Step 3: Cross multiply
22,403,910.80x = 33,593,424.60 × 8,925,510.80 - Step 4: Simplify right side
22,403,910.80x = 299,838,474,076,285.69 - Step 5: Solve for x
x = 299,838,474,076,285.69/22,403,910.80 - Step 6: Final answer
x = 13,383,309.58
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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.