Finding the Fourth Proportional to 18,244,023.60, 27,295,176.60 and 11,866,731.60
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Solution
The fourth proportional to 18,244,023.60, 27,295,176.60 and 11,866,731.60 is: 17,754,007.66
Step by Step Solution
- Step 1: Write the proportion equation
18,244,023.60 : 27,295,176.60 = 11,866,731.60 : x - Step 2: Convert to fraction form
18,244,023.60/27,295,176.60 = 11,866,731.60/x - Step 3: Cross multiply
18,244,023.60x = 27,295,176.60 × 11,866,731.60 - Step 4: Simplify right side
18,244,023.60x = 323,904,534,686,800.56 - Step 5: Solve for x
x = 323,904,534,686,800.56/18,244,023.60 - Step 6: Final answer
x = 17,754,007.66
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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.