Finding the Fourth Proportional to 12,277,227.24, 16,945,841.21 and 7,252,378.88
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Solution
The fourth proportional to 12,277,227.24, 16,945,841.21 and 7,252,378.88 is: 10,010,213.09
Step by Step Solution
- Step 1: Write the proportion equation
12,277,227.24 : 16,945,841.21 = 7,252,378.88 : x - Step 2: Convert to fraction form
12,277,227.24/16,945,841.21 = 7,252,378.88/x - Step 3: Cross multiply
12,277,227.24x = 16,945,841.21 × 7,252,378.88 - Step 4: Simplify right side
12,277,227.24x = 122,897,660,774,246.53 - Step 5: Solve for x
x = 122,897,660,774,246.53/12,277,227.24 - Step 6: Final answer
x = 10,010,213.09
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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.