Finding the Fourth Proportional to 10,373,949.68, 15,561,671.88 and 3,984,202.04
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Solution
The fourth proportional to 10,373,949.68, 15,561,671.88 and 3,984,202.04 is: 5,976,590.09
Step by Step Solution
- Step 1: Write the proportion equation
10,373,949.68 : 15,561,671.88 = 3,984,202.04 : x - Step 2: Convert to fraction form
10,373,949.68/15,561,671.88 = 3,984,202.04/x - Step 3: Cross multiply
10,373,949.68x = 15,561,671.88 × 3,984,202.04 - Step 4: Simplify right side
10,373,949.68x = 62,000,844,850,106.64 - Step 5: Solve for x
x = 62,000,844,850,106.64/10,373,949.68 - Step 6: Final answer
x = 5,976,590.09
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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.