Finding the Fourth Proportional to 11,880,106.44, 16,394,553.60 and 6,447,598.44
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Solution
The fourth proportional to 11,880,106.44, 16,394,553.60 and 6,447,598.44 is: 8,897,689.49
Step by Step Solution
- Step 1: Write the proportion equation
11,880,106.44 : 16,394,553.60 = 6,447,598.44 : x - Step 2: Convert to fraction form
11,880,106.44/16,394,553.60 = 6,447,598.44/x - Step 3: Cross multiply
11,880,106.44x = 16,394,553.60 × 6,447,598.44 - Step 4: Simplify right side
11,880,106.44x = 105,705,498,215,856.39 - Step 5: Solve for x
x = 105,705,498,215,856.39/11,880,106.44 - Step 6: Final answer
x = 8,897,689.49
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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.