Finding the Fourth Proportional to 17,102,534.04, 25,635,692.70 and 7,996,981.41
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Solution
The fourth proportional to 17,102,534.04, 25,635,692.70 and 7,996,981.41 is: 11,987,004.82
Step by Step Solution
- Step 1: Write the proportion equation
17,102,534.04 : 25,635,692.70 = 7,996,981.41 : x - Step 2: Convert to fraction form
17,102,534.04/25,635,692.70 = 7,996,981.41/x - Step 3: Cross multiply
17,102,534.04x = 25,635,692.70 × 7,996,981.41 - Step 4: Simplify right side
17,102,534.04x = 205,008,157,954,372.72 - Step 5: Solve for x
x = 205,008,157,954,372.72/17,102,534.04 - Step 6: Final answer
x = 11,987,004.82
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Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.