Finding the Fourth Proportional to 27,953,731.98, 41,876,049.04 and 21,776,791.18
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Solution
The fourth proportional to 27,953,731.98, 41,876,049.04 and 21,776,791.18 is: 32,622,691.53
Step by Step Solution
- Step 1: Write the proportion equation
27,953,731.98 : 41,876,049.04 = 21,776,791.18 : x - Step 2: Convert to fraction form
27,953,731.98/41,876,049.04 = 21,776,791.18/x - Step 3: Cross multiply
27,953,731.98x = 41,876,049.04 × 21,776,791.18 - Step 4: Simplify right side
27,953,731.98x = 911,925,975,387,519.38 - Step 5: Solve for x
x = 911,925,975,387,519.38/27,953,731.98 - Step 6: Final answer
x = 32,622,691.53
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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.