Finding the Fourth Proportional to 7,323,420.43, 10,977,440.89 and 2,464,039.99
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Solution
The fourth proportional to 7,323,420.43, 10,977,440.89 and 2,464,039.99 is: 3,693,472.69
Step by Step Solution
- Step 1: Write the proportion equation
7,323,420.43 : 10,977,440.89 = 2,464,039.99 : x - Step 2: Convert to fraction form
7,323,420.43/10,977,440.89 = 2,464,039.99/x - Step 3: Cross multiply
7,323,420.43x = 10,977,440.89 × 2,464,039.99 - Step 4: Simplify right side
7,323,420.43x = 27,048,853,340,821.20 - Step 5: Solve for x
x = 27,048,853,340,821.20/7,323,420.43 - Step 6: Final answer
x = 3,693,472.69
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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.