Finding the Fourth Proportional to 10,950,571.44, 16,428,169.91 and 4,127,000.22
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Solution
The fourth proportional to 10,950,571.44, 16,428,169.91 and 4,127,000.22 is: 6,191,371.95
Step by Step Solution
- Step 1: Write the proportion equation
10,950,571.44 : 16,428,169.91 = 4,127,000.22 : x - Step 2: Convert to fraction form
10,950,571.44/16,428,169.91 = 4,127,000.22/x - Step 3: Cross multiply
10,950,571.44x = 16,428,169.91 × 4,127,000.22 - Step 4: Simplify right side
10,950,571.44x = 67,799,060,843,084.88 - Step 5: Solve for x
x = 67,799,060,843,084.88/10,950,571.44 - Step 6: Final answer
x = 6,191,371.95
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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.