Finding the Fourth Proportional to 16,858,201.80, 25,287,302.70 and 16,858,201.80
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Solution
The fourth proportional to 16,858,201.80, 25,287,302.70 and 16,858,201.80 is: 25,287,302.70
Step by Step Solution
- Step 1: Write the proportion equation
16,858,201.80 : 25,287,302.70 = 16,858,201.80 : x - Step 2: Convert to fraction form
16,858,201.80/25,287,302.70 = 16,858,201.80/x - Step 3: Cross multiply
16,858,201.80x = 25,287,302.70 × 16,858,201.80 - Step 4: Simplify right side
16,858,201.80x = 426,298,451,894,284.88 - Step 5: Solve for x
x = 426,298,451,894,284.88/16,858,201.80 - Step 6: Final answer
x = 25,287,302.70
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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.