Finding the Fourth Proportional to 7,705,414.32, 11,559,777.84 and 2,240,604.06
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Solution
The fourth proportional to 7,705,414.32, 11,559,777.84 and 2,240,604.06 is: 3,361,387.73
Step by Step Solution
- Step 1: Write the proportion equation
7,705,414.32 : 11,559,777.84 = 2,240,604.06 : x - Step 2: Convert to fraction form
7,705,414.32/11,559,777.84 = 2,240,604.06/x - Step 3: Cross multiply
7,705,414.32x = 11,559,777.84 × 2,240,604.06 - Step 4: Simplify right side
7,705,414.32x = 25,900,885,161,002.03 - Step 5: Solve for x
x = 25,900,885,161,002.03/7,705,414.32 - Step 6: Final answer
x = 3,361,387.73
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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.