Finding the Fourth Proportional to 8,734,431.84, 12,053,354.50 and 4,760,737.28
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Solution
The fourth proportional to 8,734,431.84, 12,053,354.50 and 4,760,737.28 is: 6,569,729.46
Step by Step Solution
- Step 1: Write the proportion equation
8,734,431.84 : 12,053,354.50 = 4,760,737.28 : x - Step 2: Convert to fraction form
8,734,431.84/12,053,354.50 = 4,760,737.28/x - Step 3: Cross multiply
8,734,431.84x = 12,053,354.50 × 4,760,737.28 - Step 4: Simplify right side
8,734,431.84x = 57,382,854,149,110.96 - Step 5: Solve for x
x = 57,382,854,149,110.96/8,734,431.84 - Step 6: Final answer
x = 6,569,729.46
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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.