Finding the Fourth Proportional to 11,440,051.80, 17,162,381.70 and 3,353,011.80
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Solution
The fourth proportional to 11,440,051.80, 17,162,381.70 and 3,353,011.80 is: 5,030,192.99
Step by Step Solution
- Step 1: Write the proportion equation
11,440,051.80 : 17,162,381.70 = 3,353,011.80 : x - Step 2: Convert to fraction form
11,440,051.80/17,162,381.70 = 3,353,011.80/x - Step 3: Cross multiply
11,440,051.80x = 17,162,381.70 × 3,353,011.80 - Step 4: Simplify right side
11,440,051.80x = 57,545,668,356,204.05 - Step 5: Solve for x
x = 57,545,668,356,204.05/11,440,051.80 - Step 6: Final answer
x = 5,030,192.99
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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.