Finding the Fourth Proportional to 53,392,449.92, 73,684,441.74 and 29,869,583.41
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Solution
The fourth proportional to 53,392,449.92, 73,684,441.74 and 29,869,583.41 is: 41,221,625.55
Step by Step Solution
- Step 1: Write the proportion equation
53,392,449.92 : 73,684,441.74 = 29,869,583.41 : x - Step 2: Convert to fraction form
53,392,449.92/73,684,441.74 = 29,869,583.41/x - Step 3: Cross multiply
53,392,449.92x = 73,684,441.74 × 29,869,583.41 - Step 4: Simplify right side
53,392,449.92x = 2,200,923,578,054,445.50 - Step 5: Solve for x
x = 2,200,923,578,054,445.50/53,392,449.92 - Step 6: Final answer
x = 41,221,625.55
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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.