Finding the Fourth Proportional to 8,996,087.40, 12,414,740.58 and 4,921,774.44
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Solution
The fourth proportional to 8,996,087.40, 12,414,740.58 and 4,921,774.44 is: 6,792,125.30
Step by Step Solution
- Step 1: Write the proportion equation
8,996,087.40 : 12,414,740.58 = 4,921,774.44 : x - Step 2: Convert to fraction form
8,996,087.40/12,414,740.58 = 4,921,774.44/x - Step 3: Cross multiply
8,996,087.40x = 12,414,740.58 × 4,921,774.44 - Step 4: Simplify right side
8,996,087.40x = 61,102,552,865,874.78 - Step 5: Solve for x
x = 61,102,552,865,874.78/8,996,087.40 - Step 6: Final answer
x = 6,792,125.30
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1.5x scale
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.