Finding the Fourth Proportional to 18,029,882.84, 24,878,486.32 and 10,186,533.23
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Solution
The fourth proportional to 18,029,882.84, 24,878,486.32 and 10,186,533.23 is: 14,055,861.03
Step by Step Solution
- Step 1: Write the proportion equation
18,029,882.84 : 24,878,486.32 = 10,186,533.23 : x - Step 2: Convert to fraction form
18,029,882.84/24,878,486.32 = 10,186,533.23/x - Step 3: Cross multiply
18,029,882.84x = 24,878,486.32 × 10,186,533.23 - Step 4: Simplify right side
18,029,882.84x = 253,425,527,610,780.44 - Step 5: Solve for x
x = 253,425,527,610,780.44/18,029,882.84 - Step 6: Final answer
x = 14,055,861.03
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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.