Finding the Fourth Proportional to 12,029,872.77, 16,599,690.05 and 6,873,568.29
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Solution
The fourth proportional to 12,029,872.77, 16,599,690.05 and 6,873,568.29 is: 9,484,647.54
Step by Step Solution
- Step 1: Write the proportion equation
12,029,872.77 : 16,599,690.05 = 6,873,568.29 : x - Step 2: Convert to fraction form
12,029,872.77/16,599,690.05 = 6,873,568.29/x - Step 3: Cross multiply
12,029,872.77x = 16,599,690.05 × 6,873,568.29 - Step 4: Simplify right side
12,029,872.77x = 114,099,103,117,140.67 - Step 5: Solve for x
x = 114,099,103,117,140.67/12,029,872.77 - Step 6: Final answer
x = 9,484,647.54
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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.