Finding the Fourth Proportional to 23,757,636.63, 32,785,538.54 and 12,892,620.63
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Solution
The fourth proportional to 23,757,636.63, 32,785,538.54 and 12,892,620.63 is: 17,791,816.46
Step by Step Solution
- Step 1: Write the proportion equation
23,757,636.63 : 32,785,538.54 = 12,892,620.63 : x - Step 2: Convert to fraction form
23,757,636.63/32,785,538.54 = 12,892,620.63/x - Step 3: Cross multiply
23,757,636.63x = 32,785,538.54 × 12,892,620.63 - Step 4: Simplify right side
23,757,636.63x = 422,691,510,546,464.12 - Step 5: Solve for x
x = 422,691,510,546,464.12/23,757,636.63 - Step 6: Final answer
x = 17,791,816.46
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1.5x scale
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.