Finding the Fourth Proportional to 21,701,066.06, 29,972,326.02 and 14,291,849
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Solution
The fourth proportional to 21,701,066.06, 29,972,326.02 and 14,291,849 is: 19,739,120.49
Step by Step Solution
- Step 1: Write the proportion equation
21,701,066.06 : 29,972,326.02 = 14,291,849 : x - Step 2: Convert to fraction form
21,701,066.06/29,972,326.02 = 14,291,849/x - Step 3: Cross multiply
21,701,066.06x = 29,972,326.02 × 14,291,849 - Step 4: Simplify right side
21,701,066.06x = 428,359,957,656,611 - Step 5: Solve for x
x = 428,359,957,656,611/21,701,066.06 - Step 6: Final answer
x = 19,739,120.49
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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.