Finding the Fourth Proportional to 16,753,542.12, 25,130,378.79 and 11,072,503.44
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Solution
The fourth proportional to 16,753,542.12, 25,130,378.79 and 11,072,503.44 is: 16,608,798.52
Step by Step Solution
- Step 1: Write the proportion equation
16,753,542.12 : 25,130,378.79 = 11,072,503.44 : x - Step 2: Convert to fraction form
16,753,542.12/25,130,378.79 = 11,072,503.44/x - Step 3: Cross multiply
16,753,542.12x = 25,130,378.79 × 11,072,503.44 - Step 4: Simplify right side
16,753,542.12x = 278,256,205,600,778 - Step 5: Solve for x
x = 278,256,205,600,778/16,753,542.12 - Step 6: Final answer
x = 16,608,798.52
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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.