Finding the Fourth Proportional to 5,018,639.48, 7,523,727.36 and 2,176,611.11
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Solution
The fourth proportional to 5,018,639.48, 7,523,727.36 and 2,176,611.11 is: 3,263,081.28
Step by Step Solution
- Step 1: Write the proportion equation
5,018,639.48 : 7,523,727.36 = 2,176,611.11 : x - Step 2: Convert to fraction form
5,018,639.48/7,523,727.36 = 2,176,611.11/x - Step 3: Cross multiply
5,018,639.48x = 7,523,727.36 × 2,176,611.11 - Step 4: Simplify right side
5,018,639.48x = 16,376,228,522,768.33 - Step 5: Solve for x
x = 16,376,228,522,768.33/5,018,639.48 - Step 6: Final answer
x = 3,263,081.28
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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.