Finding the Fourth Proportional to 5,916,972.48, 8,163,230.40 and 4,371,959.04
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Solution
The fourth proportional to 5,916,972.48, 8,163,230.40 and 4,371,959.04 is: 6,031,684.12
Step by Step Solution
- Step 1: Write the proportion equation
5,916,972.48 : 8,163,230.40 = 4,371,959.04 : x - Step 2: Convert to fraction form
5,916,972.48/8,163,230.40 = 4,371,959.04/x - Step 3: Cross multiply
5,916,972.48x = 8,163,230.40 × 4,371,959.04 - Step 4: Simplify right side
5,916,972.48x = 35,689,308,942,882.82 - Step 5: Solve for x
x = 35,689,308,942,882.82/5,916,972.48 - Step 6: Final answer
x = 6,031,684.12
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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.