Finding the Fourth Proportional to 8,248,539.62, 12,373,652.14 and 2,857,180.03
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Solution
The fourth proportional to 8,248,539.62, 12,373,652.14 and 2,857,180.03 is: 4,286,061.94
Step by Step Solution
- Step 1: Write the proportion equation
8,248,539.62 : 12,373,652.14 = 2,857,180.03 : x - Step 2: Convert to fraction form
8,248,539.62/12,373,652.14 = 2,857,180.03/x - Step 3: Cross multiply
8,248,539.62x = 12,373,652.14 × 2,857,180.03 - Step 4: Simplify right side
8,248,539.62x = 35,353,751,754,497.68 - Step 5: Solve for x
x = 35,353,751,754,497.68/8,248,539.62 - Step 6: Final answer
x = 4,286,061.94
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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.