Finding the Fourth Proportional to 18,513,094.05, 25,524,329.99 and 14,376,106.53
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Solution
The fourth proportional to 18,513,094.05, 25,524,329.99 and 14,376,106.53 is: 19,820,592.17
Step by Step Solution
- Step 1: Write the proportion equation
18,513,094.05 : 25,524,329.99 = 14,376,106.53 : x - Step 2: Convert to fraction form
18,513,094.05/25,524,329.99 = 14,376,106.53/x - Step 3: Cross multiply
18,513,094.05x = 25,524,329.99 × 14,376,106.53 - Step 4: Simplify right side
18,513,094.05x = 366,940,486,971,233.25 - Step 5: Solve for x
x = 366,940,486,971,233.25/18,513,094.05 - Step 6: Final answer
x = 19,820,592.17
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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.