Finding the Fourth Proportional to 5,646,068.12, 7,791,644.87 and 3,067,791.95
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Solution
The fourth proportional to 5,646,068.12, 7,791,644.87 and 3,067,791.95 is: 4,233,591.39
Step by Step Solution
- Step 1: Write the proportion equation
5,646,068.12 : 7,791,644.87 = 3,067,791.95 : x - Step 2: Convert to fraction form
5,646,068.12/7,791,644.87 = 3,067,791.95/x - Step 3: Cross multiply
5,646,068.12x = 7,791,644.87 × 3,067,791.95 - Step 4: Simplify right side
5,646,068.12x = 23,903,145,355,147.61 - Step 5: Solve for x
x = 23,903,145,355,147.61/5,646,068.12 - Step 6: Final answer
x = 4,233,591.39
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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.