Finding the Fourth Proportional to 22,580,421.44, 31,161,199.97 and 12,267,218.34
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Solution
The fourth proportional to 22,580,421.44, 31,161,199.97 and 12,267,218.34 is: 16,928,879.95
Step by Step Solution
- Step 1: Write the proportion equation
22,580,421.44 : 31,161,199.97 = 12,267,218.34 : x - Step 2: Convert to fraction form
22,580,421.44/31,161,199.97 = 12,267,218.34/x - Step 3: Cross multiply
22,580,421.44x = 31,161,199.97 × 12,267,218.34 - Step 4: Simplify right side
22,580,421.44x = 382,261,243,799,059.50 - Step 5: Solve for x
x = 382,261,243,799,059.50/22,580,421.44 - Step 6: Final answer
x = 16,928,879.95
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Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.