Finding the Fourth Proportional to 11,190,002.70, 16,785,004.05 and 8,950,514.70
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Solution
The fourth proportional to 11,190,002.70, 16,785,004.05 and 8,950,514.70 is: 13,425,772.05
Step by Step Solution
- Step 1: Write the proportion equation
11,190,002.70 : 16,785,004.05 = 8,950,514.70 : x - Step 2: Convert to fraction form
11,190,002.70/16,785,004.05 = 8,950,514.70/x - Step 3: Cross multiply
11,190,002.70x = 16,785,004.05 × 8,950,514.70 - Step 4: Simplify right side
11,190,002.70x = 150,234,425,489,084.53 - Step 5: Solve for x
x = 150,234,425,489,084.53/11,190,002.70 - Step 6: Final answer
x = 13,425,772.05
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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.