Finding the Fourth Proportional to 11,994,176.18, 17,991,249.68 and 3,907,138.61
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Solution
The fourth proportional to 11,994,176.18, 17,991,249.68 and 3,907,138.61 is: 5,860,703.17
Step by Step Solution
- Step 1: Write the proportion equation
11,994,176.18 : 17,991,249.68 = 3,907,138.61 : x - Step 2: Convert to fraction form
11,994,176.18/17,991,249.68 = 3,907,138.61/x - Step 3: Cross multiply
11,994,176.18x = 17,991,249.68 × 3,907,138.61 - Step 4: Simplify right side
11,994,176.18x = 70,294,306,321,624.12 - Step 5: Solve for x
x = 70,294,306,321,624.12/11,994,176.18 - Step 6: Final answer
x = 5,860,703.17
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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.