Finding the Fourth Proportional to 11,227,239.60, 16,840,859.40 and 4,039,882.80
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Solution
The fourth proportional to 11,227,239.60, 16,840,859.40 and 4,039,882.80 is: 6,059,824.20
Step by Step Solution
- Step 1: Write the proportion equation
11,227,239.60 : 16,840,859.40 = 4,039,882.80 : x - Step 2: Convert to fraction form
11,227,239.60/16,840,859.40 = 4,039,882.80/x - Step 3: Cross multiply
11,227,239.60x = 16,840,859.40 × 4,039,882.80 - Step 4: Simplify right side
11,227,239.60x = 68,035,098,227,278.31 - Step 5: Solve for x
x = 68,035,098,227,278.31/11,227,239.60 - Step 6: Final answer
x = 6,059,824.20
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1.5x scale
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.