Finding the Fourth Proportional to 14,631,272.28, 20,190,291.82 and 8,014,544.79
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Solution
The fourth proportional to 14,631,272.28, 20,190,291.82 and 8,014,544.79 is: 11,059,598.58
Step by Step Solution
- Step 1: Write the proportion equation
14,631,272.28 : 20,190,291.82 = 8,014,544.79 : x - Step 2: Convert to fraction form
14,631,272.28/20,190,291.82 = 8,014,544.79/x - Step 3: Cross multiply
14,631,272.28x = 20,190,291.82 × 8,014,544.79 - Step 4: Simplify right side
14,631,272.28x = 161,815,998,114,560.62 - Step 5: Solve for x
x = 161,815,998,114,560.62/14,631,272.28 - Step 6: Final answer
x = 11,059,598.58
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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.