Finding the Fourth Proportional to 14,040,739.05, 19,699,549.95 and 14,040,739.05
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Solution
The fourth proportional to 14,040,739.05, 19,699,549.95 and 14,040,739.05 is: 19,699,549.95
Step by Step Solution
- Step 1: Write the proportion equation
14,040,739.05 : 19,699,549.95 = 14,040,739.05 : x - Step 2: Convert to fraction form
14,040,739.05/19,699,549.95 = 14,040,739.05/x - Step 3: Cross multiply
14,040,739.05x = 19,699,549.95 × 14,040,739.05 - Step 4: Simplify right side
14,040,739.05x = 276,596,240,250,390.56 - Step 5: Solve for x
x = 276,596,240,250,390.56/14,040,739.05 - Step 6: Final answer
x = 19,699,549.95
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Why These Related Problems?
These problems maintain the same ratio (1.40) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.