Finding the Fourth Proportional to 8,857,708.84, 13,286,563.44 and 2,126,122.84
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Solution
The fourth proportional to 8,857,708.84, 13,286,563.44 and 2,126,122.84 is: 3,189,184.30
Step by Step Solution
- Step 1: Write the proportion equation
8,857,708.84 : 13,286,563.44 = 2,126,122.84 : x - Step 2: Convert to fraction form
8,857,708.84/13,286,563.44 = 2,126,122.84/x - Step 3: Cross multiply
8,857,708.84x = 13,286,563.44 × 2,126,122.84 - Step 4: Simplify right side
8,857,708.84x = 28,248,865,994,892.96 - Step 5: Solve for x
x = 28,248,865,994,892.96/8,857,708.84 - Step 6: Final answer
x = 3,189,184.30
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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.