Finding the Fourth Proportional to 7,028,743.04, 9,704,691.95 and 5,481,733.06
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Solution
The fourth proportional to 7,028,743.04, 9,704,691.95 and 5,481,733.06 is: 7,568,711.84
Step by Step Solution
- Step 1: Write the proportion equation
7,028,743.04 : 9,704,691.95 = 5,481,733.06 : x - Step 2: Convert to fraction form
7,028,743.04/9,704,691.95 = 5,481,733.06/x - Step 3: Cross multiply
7,028,743.04x = 9,704,691.95 × 5,481,733.06 - Step 4: Simplify right side
7,028,743.04x = 53,198,530,699,430.86 - Step 5: Solve for x
x = 53,198,530,699,430.86/7,028,743.04 - Step 6: Final answer
x = 7,568,711.84
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Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.