Finding the Fourth Proportional to 20,050,662.68, 27,669,198.48 and 11,348,648.40
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Solution
The fourth proportional to 20,050,662.68, 27,669,198.48 and 11,348,648.40 is: 15,660,729.53
Step by Step Solution
- Step 1: Write the proportion equation
20,050,662.68 : 27,669,198.48 = 11,348,648.40 : x - Step 2: Convert to fraction form
20,050,662.68/27,669,198.48 = 11,348,648.40/x - Step 3: Cross multiply
20,050,662.68x = 27,669,198.48 × 11,348,648.40 - Step 4: Simplify right side
20,050,662.68x = 314,008,005,059,334.44 - Step 5: Solve for x
x = 314,008,005,059,334.44/20,050,662.68 - Step 6: Final answer
x = 15,660,729.53
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These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.