Finding the Fourth Proportional to 16,600,861.20, 24,901,291.80 and 9,770,422.80
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Solution
The fourth proportional to 16,600,861.20, 24,901,291.80 and 9,770,422.80 is: 14,655,634.20
Step by Step Solution
- Step 1: Write the proportion equation
16,600,861.20 : 24,901,291.80 = 9,770,422.80 : x - Step 2: Convert to fraction form
16,600,861.20/24,901,291.80 = 9,770,422.80/x - Step 3: Cross multiply
16,600,861.20x = 24,901,291.80 × 9,770,422.80 - Step 4: Simplify right side
16,600,861.20x = 243,296,149,152,173.06 - Step 5: Solve for x
x = 243,296,149,152,173.06/16,600,861.20 - Step 6: Final answer
x = 14,655,634.20
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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.