Finding the Fourth Proportional to 36,244,802.84, 50,006,568.66 and 20,561,245.88
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Solution
The fourth proportional to 36,244,802.84, 50,006,568.66 and 20,561,245.88 is: 28,368,132.07
Step by Step Solution
- Step 1: Write the proportion equation
36,244,802.84 : 50,006,568.66 = 20,561,245.88 : x - Step 2: Convert to fraction form
36,244,802.84/50,006,568.66 = 20,561,245.88/x - Step 3: Cross multiply
36,244,802.84x = 50,006,568.66 × 20,561,245.88 - Step 4: Simplify right side
36,244,802.84x = 1,028,197,353,833,362 - Step 5: Solve for x
x = 1,028,197,353,833,362/36,244,802.84 - Step 6: Final answer
x = 28,368,132.07
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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.