Finding the Fourth Proportional to 8,152,356.97, 12,228,587.57 and 2,395,067.05
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Solution
The fourth proportional to 8,152,356.97, 12,228,587.57 and 2,395,067.05 is: 3,592,615.88
Step by Step Solution
- Step 1: Write the proportion equation
8,152,356.97 : 12,228,587.57 = 2,395,067.05 : x - Step 2: Convert to fraction form
8,152,356.97/12,228,587.57 = 2,395,067.05/x - Step 3: Cross multiply
8,152,356.97x = 12,228,587.57 × 2,395,067.05 - Step 4: Simplify right side
8,152,356.97x = 29,288,287,144,971.23 - Step 5: Solve for x
x = 29,288,287,144,971.23/8,152,356.97 - Step 6: Final answer
x = 3,592,615.88
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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.