Finding the Fourth Proportional to 16,353,878.20, 24,530,817.30 and 9,960,839.80
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Solution
The fourth proportional to 16,353,878.20, 24,530,817.30 and 9,960,839.80 is: 14,941,259.70
Step by Step Solution
- Step 1: Write the proportion equation
16,353,878.20 : 24,530,817.30 = 9,960,839.80 : x - Step 2: Convert to fraction form
16,353,878.20/24,530,817.30 = 9,960,839.80/x - Step 3: Cross multiply
16,353,878.20x = 24,530,817.30 × 9,960,839.80 - Step 4: Simplify right side
16,353,878.20x = 244,347,541,288,368.56 - Step 5: Solve for x
x = 244,347,541,288,368.56/16,353,878.20 - Step 6: Final answer
x = 14,941,259.70
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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.