Finding the Fourth Proportional to 16,983,102.84, 23,436,449.92 and 9,640,871.88
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Solution
The fourth proportional to 16,983,102.84, 23,436,449.92 and 9,640,871.88 is: 13,304,271.49
Step by Step Solution
- Step 1: Write the proportion equation
16,983,102.84 : 23,436,449.92 = 9,640,871.88 : x - Step 2: Convert to fraction form
16,983,102.84/23,436,449.92 = 9,640,871.88/x - Step 3: Cross multiply
16,983,102.84x = 23,436,449.92 × 9,640,871.88 - Step 4: Simplify right side
16,983,102.84x = 225,947,811,000,756.28 - Step 5: Solve for x
x = 225,947,811,000,756.28/16,983,102.84 - Step 6: Final answer
x = 13,304,271.49
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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.