Finding the Fourth Proportional to 5,972,988.14, 8,243,355.73 and 3,651,239.90
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Solution
The fourth proportional to 5,972,988.14, 8,243,355.73 and 3,651,239.90 is: 5,039,097.45
Step by Step Solution
- Step 1: Write the proportion equation
5,972,988.14 : 8,243,355.73 = 3,651,239.90 : x - Step 2: Convert to fraction form
5,972,988.14/8,243,355.73 = 3,651,239.90/x - Step 3: Cross multiply
5,972,988.14x = 8,243,355.73 × 3,651,239.90 - Step 4: Simplify right side
5,972,988.14x = 30,098,469,337,385.56 - Step 5: Solve for x
x = 30,098,469,337,385.56/5,972,988.14 - Step 6: Final answer
x = 5,039,097.45
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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.