Finding the Fourth Proportional to 7,015,482.12, 9,611,049.60 and 6,753,192.84
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Solution
The fourth proportional to 7,015,482.12, 9,611,049.60 and 6,753,192.84 is: 9,251,719.30
Step by Step Solution
- Step 1: Write the proportion equation
7,015,482.12 : 9,611,049.60 = 6,753,192.84 : x - Step 2: Convert to fraction form
7,015,482.12/9,611,049.60 = 6,753,192.84/x - Step 3: Cross multiply
7,015,482.12x = 9,611,049.60 × 6,753,192.84 - Step 4: Simplify right side
7,015,482.12x = 64,905,271,343,604.86 - Step 5: Solve for x
x = 64,905,271,343,604.86/7,015,482.12 - Step 6: Final answer
x = 9,251,719.30
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Why These Related Problems?
These problems maintain the same ratio (1.37) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.