Finding the Fourth Proportional to 15,156,212.84, 22,743,285.66 and 5,578,318.44
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Solution
The fourth proportional to 15,156,212.84, 22,743,285.66 and 5,578,318.44 is: 8,370,777.79
Step by Step Solution
- Step 1: Write the proportion equation
15,156,212.84 : 22,743,285.66 = 5,578,318.44 : x - Step 2: Convert to fraction form
15,156,212.84/22,743,285.66 = 5,578,318.44/x - Step 3: Cross multiply
15,156,212.84x = 22,743,285.66 × 5,578,318.44 - Step 4: Simplify right side
15,156,212.84x = 126,869,289,783,365.58 - Step 5: Solve for x
x = 126,869,289,783,365.58/15,156,212.84 - Step 6: Final answer
x = 8,370,777.79
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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.