Finding the Fourth Proportional to 16,638,793.53, 24,941,656.58 and 11,579,475.21
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Solution
The fourth proportional to 16,638,793.53, 24,941,656.58 and 11,579,475.21 is: 17,357,706.46
Step by Step Solution
- Step 1: Write the proportion equation
16,638,793.53 : 24,941,656.58 = 11,579,475.21 : x - Step 2: Convert to fraction form
16,638,793.53/24,941,656.58 = 11,579,475.21/x - Step 3: Cross multiply
16,638,793.53x = 24,941,656.58 × 11,579,475.21 - Step 4: Simplify right side
16,638,793.53x = 288,811,294,006,546 - Step 5: Solve for x
x = 288,811,294,006,546/16,638,793.53 - Step 6: Final answer
x = 17,357,706.46
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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.