Finding the Fourth Proportional to 10,388,119.05, 14,344,796.34 and 6,474,554.28
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Solution
The fourth proportional to 10,388,119.05, 14,344,796.34 and 6,474,554.28 is: 8,940,613.99
Step by Step Solution
- Step 1: Write the proportion equation
10,388,119.05 : 14,344,796.34 = 6,474,554.28 : x - Step 2: Convert to fraction form
10,388,119.05/14,344,796.34 = 6,474,554.28/x - Step 3: Cross multiply
10,388,119.05x = 14,344,796.34 × 6,474,554.28 - Step 4: Simplify right side
10,388,119.05x = 92,876,162,538,875.34 - Step 5: Solve for x
x = 92,876,162,538,875.34/10,388,119.05 - Step 6: Final answer
x = 8,940,613.99
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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.