Finding the Fourth Proportional to 16,266,880.76, 22,448,524.49 and 8,924,580.48
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Solution
The fourth proportional to 16,266,880.76, 22,448,524.49 and 8,924,580.48 is: 12,316,046.72
Step by Step Solution
- Step 1: Write the proportion equation
16,266,880.76 : 22,448,524.49 = 8,924,580.48 : x - Step 2: Convert to fraction form
16,266,880.76/22,448,524.49 = 8,924,580.48/x - Step 3: Cross multiply
16,266,880.76x = 22,448,524.49 × 8,924,580.48 - Step 4: Simplify right side
16,266,880.76x = 200,343,663,468,255.94 - Step 5: Solve for x
x = 200,343,663,468,255.94/16,266,880.76 - Step 6: Final answer
x = 12,316,046.72
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Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.