Finding the Fourth Proportional to 7,524,184.20, 11,286,276.30 and 2,732,029.80
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Solution
The fourth proportional to 7,524,184.20, 11,286,276.30 and 2,732,029.80 is: 4,098,044.70
Step by Step Solution
- Step 1: Write the proportion equation
7,524,184.20 : 11,286,276.30 = 2,732,029.80 : x - Step 2: Convert to fraction form
7,524,184.20/11,286,276.30 = 2,732,029.80/x - Step 3: Cross multiply
7,524,184.20x = 11,286,276.30 × 2,732,029.80 - Step 4: Simplify right side
7,524,184.20x = 30,834,443,182,633.74 - Step 5: Solve for x
x = 30,834,443,182,633.74/7,524,184.20 - Step 6: Final answer
x = 4,098,044.70
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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.