Finding the Fourth Proportional to 9,274,085.21, 13,911,163.36 and 3,878,951.02
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Solution
The fourth proportional to 9,274,085.21, 13,911,163.36 and 3,878,951.02 is: 5,818,441.39
Step by Step Solution
- Step 1: Write the proportion equation
9,274,085.21 : 13,911,163.36 = 3,878,951.02 : x - Step 2: Convert to fraction form
9,274,085.21/13,911,163.36 = 3,878,951.02/x - Step 3: Cross multiply
9,274,085.21x = 13,911,163.36 × 3,878,951.02 - Step 4: Simplify right side
9,274,085.21x = 53,960,721,260,183.34 - Step 5: Solve for x
x = 53,960,721,260,183.34/9,274,085.21 - Step 6: Final answer
x = 5,818,441.39
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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.