Finding the Fourth Proportional to 50,872,949.67, 70,202,644.41 and 27,668,095.08
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Solution
The fourth proportional to 50,872,949.67, 70,202,644.41 and 27,668,095.08 is: 38,180,869.26
Step by Step Solution
- Step 1: Write the proportion equation
50,872,949.67 : 70,202,644.41 = 27,668,095.08 : x - Step 2: Convert to fraction form
50,872,949.67/70,202,644.41 = 27,668,095.08/x - Step 3: Cross multiply
50,872,949.67x = 70,202,644.41 × 27,668,095.08 - Step 4: Simplify right side
50,872,949.67x = 1,942,373,440,403,310.25 - Step 5: Solve for x
x = 1,942,373,440,403,310.25/50,872,949.67 - Step 6: Final answer
x = 38,180,869.26
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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.