Finding the Fourth Proportional to 22,457,033.70, 33,685,550.55 and 21,827,177.70
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Solution
The fourth proportional to 22,457,033.70, 33,685,550.55 and 21,827,177.70 is: 32,740,766.55
Step by Step Solution
- Step 1: Write the proportion equation
22,457,033.70 : 33,685,550.55 = 21,827,177.70 : x - Step 2: Convert to fraction form
22,457,033.70/33,685,550.55 = 21,827,177.70/x - Step 3: Cross multiply
22,457,033.70x = 33,685,550.55 × 21,827,177.70 - Step 4: Simplify right side
22,457,033.70x = 735,260,497,777,182.62 - Step 5: Solve for x
x = 735,260,497,777,182.62/22,457,033.70 - Step 6: Final answer
x = 32,740,766.55
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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.