Finding the Fourth Proportional to 5,718,358.59, 7,891,471.98 and 3,104,972.83
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Solution
The fourth proportional to 5,718,358.59, 7,891,471.98 and 3,104,972.83 is: 4,284,936.95
Step by Step Solution
- Step 1: Write the proportion equation
5,718,358.59 : 7,891,471.98 = 3,104,972.83 : x - Step 2: Convert to fraction form
5,718,358.59/7,891,471.98 = 3,104,972.83/x - Step 3: Cross multiply
5,718,358.59x = 7,891,471.98 × 3,104,972.83 - Step 4: Simplify right side
5,718,358.59x = 24,502,806,043,348.38 - Step 5: Solve for x
x = 24,502,806,043,348.38/5,718,358.59 - Step 6: Final answer
x = 4,284,936.95
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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.