Finding the Fourth Proportional to 16,129,194.40, 24,193,791.60 and 10,754,423.20
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Solution
The fourth proportional to 16,129,194.40, 24,193,791.60 and 10,754,423.20 is: 16,131,634.80
Step by Step Solution
- Step 1: Write the proportion equation
16,129,194.40 : 24,193,791.60 = 10,754,423.20 : x - Step 2: Convert to fraction form
16,129,194.40/24,193,791.60 = 10,754,423.20/x - Step 3: Cross multiply
16,129,194.40x = 24,193,791.60 × 10,754,423.20 - Step 4: Simplify right side
16,129,194.40x = 260,190,273,679,005.12 - Step 5: Solve for x
x = 260,190,273,679,005.12/16,129,194.40 - Step 6: Final answer
x = 16,131,634.80
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1.5x scale
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.