Finding the Fourth Proportional to 23,207,400.99, 32,027,020.52 and 12,894,558.75
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Solution
The fourth proportional to 23,207,400.99, 32,027,020.52 and 12,894,558.75 is: 17,794,939.55
Step by Step Solution
- Step 1: Write the proportion equation
23,207,400.99 : 32,027,020.52 = 12,894,558.75 : x - Step 2: Convert to fraction form
23,207,400.99/32,027,020.52 = 12,894,558.75/x - Step 3: Cross multiply
23,207,400.99x = 32,027,020.52 × 12,894,558.75 - Step 4: Simplify right side
23,207,400.99x = 412,974,297,618,122.75 - Step 5: Solve for x
x = 412,974,297,618,122.75/23,207,400.99 - Step 6: Final answer
x = 17,794,939.55
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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.