Finding the Fourth Proportional to 23,474,402.08, 32,357,244.18 and 18,504,739.78
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Solution
The fourth proportional to 23,474,402.08, 32,357,244.18 and 18,504,739.78 is: 25,507,034.49
Step by Step Solution
- Step 1: Write the proportion equation
23,474,402.08 : 32,357,244.18 = 18,504,739.78 : x - Step 2: Convert to fraction form
23,474,402.08/32,357,244.18 = 18,504,739.78/x - Step 3: Cross multiply
23,474,402.08x = 32,357,244.18 × 18,504,739.78 - Step 4: Simplify right side
23,474,402.08x = 598,762,383,548,819.50 - Step 5: Solve for x
x = 598,762,383,548,819.50/23,474,402.08 - Step 6: Final answer
x = 25,507,034.49
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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.