Finding the Fourth Proportional to 16,299,079.70, 24,448,619.55 and 4,331,815.70
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Solution
The fourth proportional to 16,299,079.70, 24,448,619.55 and 4,331,815.70 is: 6,497,723.55
Step by Step Solution
- Step 1: Write the proportion equation
16,299,079.70 : 24,448,619.55 = 4,331,815.70 : x - Step 2: Convert to fraction form
16,299,079.70/24,448,619.55 = 4,331,815.70/x - Step 3: Cross multiply
16,299,079.70x = 24,448,619.55 × 4,331,815.70 - Step 4: Simplify right side
16,299,079.70x = 105,906,914,010,016.94 - Step 5: Solve for x
x = 105,906,914,010,016.94/16,299,079.70 - Step 6: Final answer
x = 6,497,723.55
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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.