Finding the Fourth Proportional to 29,162,124.48, 40,244,069.52 and 16,109,112.99
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Solution
The fourth proportional to 29,162,124.48, 40,244,069.52 and 16,109,112.99 is: 22,230,762.49
Step by Step Solution
- Step 1: Write the proportion equation
29,162,124.48 : 40,244,069.52 = 16,109,112.99 : x - Step 2: Convert to fraction form
29,162,124.48/40,244,069.52 = 16,109,112.99/x - Step 3: Cross multiply
29,162,124.48x = 40,244,069.52 × 16,109,112.99 - Step 4: Simplify right side
29,162,124.48x = 648,296,263,075,095.12 - Step 5: Solve for x
x = 648,296,263,075,095.12/29,162,124.48 - Step 6: Final answer
x = 22,230,762.49
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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.