Finding the Fourth Proportional to 7,499,530.50, 11,246,974.02 and 2,706,613.08
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Solution
The fourth proportional to 7,499,530.50, 11,246,974.02 and 2,706,613.08 is: 4,059,081.70
Step by Step Solution
- Step 1: Write the proportion equation
7,499,530.50 : 11,246,974.02 = 2,706,613.08 : x - Step 2: Convert to fraction form
7,499,530.50/11,246,974.02 = 2,706,613.08/x - Step 3: Cross multiply
7,499,530.50x = 11,246,974.02 × 2,706,613.08 - Step 4: Simplify right side
7,499,530.50x = 30,441,206,992,952.18 - Step 5: Solve for x
x = 30,441,206,992,952.18/7,499,530.50 - Step 6: Final answer
x = 4,059,081.70
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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.