Finding the Fourth Proportional to 18,473,309.08, 25,493,102.70 and 10,324,547.08
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Solution
The fourth proportional to 18,473,309.08, 25,493,102.70 and 10,324,547.08 is: 14,247,839.30
Step by Step Solution
- Step 1: Write the proportion equation
18,473,309.08 : 25,493,102.70 = 10,324,547.08 : x - Step 2: Convert to fraction form
18,473,309.08/25,493,102.70 = 10,324,547.08/x - Step 3: Cross multiply
18,473,309.08x = 25,493,102.70 × 10,324,547.08 - Step 4: Simplify right side
18,473,309.08x = 263,204,739,041,425.12 - Step 5: Solve for x
x = 263,204,739,041,425.12/18,473,309.08 - Step 6: Final answer
x = 14,247,839.30
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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.