Finding the Fourth Proportional to 19,853,827.20, 27,398,946.60 and 11,033,650.08
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Solution
The fourth proportional to 19,853,827.20, 27,398,946.60 and 11,033,650.08 is: 15,226,806.72
Step by Step Solution
- Step 1: Write the proportion equation
19,853,827.20 : 27,398,946.60 = 11,033,650.08 : x - Step 2: Convert to fraction form
19,853,827.20/27,398,946.60 = 11,033,650.08/x - Step 3: Cross multiply
19,853,827.20x = 27,398,946.60 × 11,033,650.08 - Step 4: Simplify right side
19,853,827.20x = 302,310,389,345,005.75 - Step 5: Solve for x
x = 302,310,389,345,005.75/19,853,827.20 - Step 6: Final answer
x = 15,226,806.72
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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.