Finding the Fourth Proportional to 16,836,511.02, 25,255,668.14 and 5,321,102.05
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Solution
The fourth proportional to 16,836,511.02, 25,255,668.14 and 5,321,102.05 is: 7,981,938.02
Step by Step Solution
- Step 1: Write the proportion equation
16,836,511.02 : 25,255,668.14 = 5,321,102.05 : x - Step 2: Convert to fraction form
16,836,511.02/25,255,668.14 = 5,321,102.05/x - Step 3: Cross multiply
16,836,511.02x = 25,255,668.14 × 5,321,102.05 - Step 4: Simplify right side
16,836,511.02x = 134,387,987,513,873.69 - Step 5: Solve for x
x = 134,387,987,513,873.69/16,836,511.02 - Step 6: Final answer
x = 7,981,938.02
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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.