Finding the Fourth Proportional to 24,432,738.48, 33,701,685.12 and 15,009,405.84
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Solution
The fourth proportional to 24,432,738.48, 33,701,685.12 and 15,009,405.84 is: 20,703,461.87
Step by Step Solution
- Step 1: Write the proportion equation
24,432,738.48 : 33,701,685.12 = 15,009,405.84 : x - Step 2: Convert to fraction form
24,432,738.48/33,701,685.12 = 15,009,405.84/x - Step 3: Cross multiply
24,432,738.48x = 33,701,685.12 × 15,009,405.84 - Step 4: Simplify right side
24,432,738.48x = 505,842,269,457,969.06 - Step 5: Solve for x
x = 505,842,269,457,969.06/24,432,738.48 - Step 6: Final answer
x = 20,703,461.87
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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.