Finding the Fourth Proportional to 8,154,554.62, 12,231,904.07 and 2,474,777.92
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Solution
The fourth proportional to 8,154,554.62, 12,231,904.07 and 2,474,777.92 is: 3,712,188.77
Step by Step Solution
- Step 1: Write the proportion equation
8,154,554.62 : 12,231,904.07 = 2,474,777.92 : x - Step 2: Convert to fraction form
8,154,554.62/12,231,904.07 = 2,474,777.92/x - Step 3: Cross multiply
8,154,554.62x = 12,231,904.07 × 2,474,777.92 - Step 4: Simplify right side
8,154,554.62x = 30,271,246,111,994.13 - Step 5: Solve for x
x = 30,271,246,111,994.13/8,154,554.62 - Step 6: Final answer
x = 3,712,188.77
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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.