Finding the Fourth Proportional to 10,560,990.65, 15,821,376.48 and 6,015,177.09
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Solution
The fourth proportional to 10,560,990.65, 15,821,376.48 and 6,015,177.09 is: 9,011,311.96
Step by Step Solution
- Step 1: Write the proportion equation
10,560,990.65 : 15,821,376.48 = 6,015,177.09 : x - Step 2: Convert to fraction form
10,560,990.65/15,821,376.48 = 6,015,177.09/x - Step 3: Cross multiply
10,560,990.65x = 15,821,376.48 × 6,015,177.09 - Step 4: Simplify right side
10,560,990.65x = 95,168,381,334,760.84 - Step 5: Solve for x
x = 95,168,381,334,760.84/10,560,990.65 - Step 6: Final answer
x = 9,011,311.96
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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.