Finding the Fourth Proportional to 23,330,405.80, 34,934,372.70 and 16,469,932.60
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Solution
The fourth proportional to 23,330,405.80, 34,934,372.70 and 16,469,932.60 is: 24,661,669.79
Step by Step Solution
- Step 1: Write the proportion equation
23,330,405.80 : 34,934,372.70 = 16,469,932.60 : x - Step 2: Convert to fraction form
23,330,405.80/34,934,372.70 = 16,469,932.60/x - Step 3: Cross multiply
23,330,405.80x = 34,934,372.70 × 16,469,932.60 - Step 4: Simplify right side
23,330,405.80x = 575,366,763,792,280 - Step 5: Solve for x
x = 575,366,763,792,280/23,330,405.80 - Step 6: Final answer
x = 24,661,669.79
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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.