Finding the Fourth Proportional to 10,509,729.56, 14,503,429.26 and 5,926,051.88
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Solution
The fourth proportional to 10,509,729.56, 14,503,429.26 and 5,926,051.88 is: 8,177,952.99
Step by Step Solution
- Step 1: Write the proportion equation
10,509,729.56 : 14,503,429.26 = 5,926,051.88 : x - Step 2: Convert to fraction form
10,509,729.56/14,503,429.26 = 5,926,051.88/x - Step 3: Cross multiply
10,509,729.56x = 14,503,429.26 × 5,926,051.88 - Step 4: Simplify right side
10,509,729.56x = 85,948,074,232,670 - Step 5: Solve for x
x = 85,948,074,232,670/10,509,729.56 - Step 6: Final answer
x = 8,177,952.99
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Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.