Finding the Fourth Proportional to 17,991,530.40, 26,987,274.52 and 5,860,974.44
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Solution
The fourth proportional to 17,991,530.40, 26,987,274.52 and 5,860,974.44 is: 8,791,454.79
Step by Step Solution
- Step 1: Write the proportion equation
17,991,530.40 : 26,987,274.52 = 5,860,974.44 : x - Step 2: Convert to fraction form
17,991,530.40/26,987,274.52 = 5,860,974.44/x - Step 3: Cross multiply
17,991,530.40x = 26,987,274.52 × 5,860,974.44 - Step 4: Simplify right side
17,991,530.40x = 158,171,726,166,983.28 - Step 5: Solve for x
x = 158,171,726,166,983.28/17,991,530.40 - Step 6: Final answer
x = 8,791,454.79
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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.