Finding the Fourth Proportional to 8,259,195.51, 12,388,793.27 and 3,211,686.99
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Solution
The fourth proportional to 8,259,195.51, 12,388,793.27 and 3,211,686.99 is: 4,817,530.49
Step by Step Solution
- Step 1: Write the proportion equation
8,259,195.51 : 12,388,793.27 = 3,211,686.99 : x - Step 2: Convert to fraction form
8,259,195.51/12,388,793.27 = 3,211,686.99/x - Step 3: Cross multiply
8,259,195.51x = 12,388,793.27 × 3,211,686.99 - Step 4: Simplify right side
8,259,195.51x = 39,788,926,151,000.12 - Step 5: Solve for x
x = 39,788,926,151,000.12/8,259,195.51 - Step 6: Final answer
x = 4,817,530.49
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Similar ratio
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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.