Finding the Fourth Proportional to 12,215,655.26, 18,323,466.49 and 3,117,752.34
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Solution
The fourth proportional to 12,215,655.26, 18,323,466.49 and 3,117,752.34 is: 4,676,624.33
Step by Step Solution
- Step 1: Write the proportion equation
12,215,655.26 : 18,323,466.49 = 3,117,752.34 : x - Step 2: Convert to fraction form
12,215,655.26/18,323,466.49 = 3,117,752.34/x - Step 3: Cross multiply
12,215,655.26x = 18,323,466.49 × 3,117,752.34 - Step 4: Simplify right side
12,215,655.26x = 57,128,030,598,362 - Step 5: Solve for x
x = 57,128,030,598,362/12,215,655.26 - Step 6: Final answer
x = 4,676,624.33
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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.