Finding the Fourth Proportional to 17,631,442.20, 26,447,163.30 and 16,355,983.80
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Solution
The fourth proportional to 17,631,442.20, 26,447,163.30 and 16,355,983.80 is: 24,533,975.70
Step by Step Solution
- Step 1: Write the proportion equation
17,631,442.20 : 26,447,163.30 = 16,355,983.80 : x - Step 2: Convert to fraction form
17,631,442.20/26,447,163.30 = 16,355,983.80/x - Step 3: Cross multiply
17,631,442.20x = 26,447,163.30 × 16,355,983.80 - Step 4: Simplify right side
17,631,442.20x = 432,569,374,490,754.56 - Step 5: Solve for x
x = 432,569,374,490,754.56/17,631,442.20 - Step 6: Final answer
x = 24,533,975.70
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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.