Finding the Fourth Proportional to 5,041,981.92, 6,958,474.02 and 3,083,008.08
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Solution
The fourth proportional to 5,041,981.92, 6,958,474.02 and 3,083,008.08 is: 4,254,880.71
Step by Step Solution
- Step 1: Write the proportion equation
5,041,981.92 : 6,958,474.02 = 3,083,008.08 : x - Step 2: Convert to fraction form
5,041,981.92/6,958,474.02 = 3,083,008.08/x - Step 3: Cross multiply
5,041,981.92x = 6,958,474.02 × 3,083,008.08 - Step 4: Simplify right side
5,041,981.92x = 21,453,031,628,130.08 - Step 5: Solve for x
x = 21,453,031,628,130.08/5,041,981.92 - Step 6: Final answer
x = 4,254,880.71
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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.