Finding the Fourth Proportional to 14,192,289.51, 19,585,367.35 and 7,665,918.96
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Solution
The fourth proportional to 14,192,289.51, 19,585,367.35 and 7,665,918.96 is: 10,578,972.39
Step by Step Solution
- Step 1: Write the proportion equation
14,192,289.51 : 19,585,367.35 = 7,665,918.96 : x - Step 2: Convert to fraction form
14,192,289.51/19,585,367.35 = 7,665,918.96/x - Step 3: Cross multiply
14,192,289.51x = 19,585,367.35 × 7,665,918.96 - Step 4: Simplify right side
14,192,289.51x = 150,139,838,894,163.38 - Step 5: Solve for x
x = 150,139,838,894,163.38/14,192,289.51 - Step 6: Final answer
x = 10,578,972.39
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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.