Finding the Fourth Proportional to 36,764,963.70, 55,147,445.55 and 9,838,619.70
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Solution
The fourth proportional to 36,764,963.70, 55,147,445.55 and 9,838,619.70 is: 14,757,929.55
Step by Step Solution
- Step 1: Write the proportion equation
36,764,963.70 : 55,147,445.55 = 9,838,619.70 : x - Step 2: Convert to fraction form
36,764,963.70/55,147,445.55 = 9,838,619.70/x - Step 3: Cross multiply
36,764,963.70x = 55,147,445.55 × 9,838,619.70 - Step 4: Simplify right side
36,764,963.70x = 542,574,744,192,907.25 - Step 5: Solve for x
x = 542,574,744,192,907.25/36,764,963.70 - Step 6: Final answer
x = 14,757,929.55
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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.