Finding the Fourth Proportional to 10,738,226.28, 14,818,754.64 and 5,909,330.28
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Solution
The fourth proportional to 10,738,226.28, 14,818,754.64 and 5,909,330.28 is: 8,154,877.09
Step by Step Solution
- Step 1: Write the proportion equation
10,738,226.28 : 14,818,754.64 = 5,909,330.28 : x - Step 2: Convert to fraction form
10,738,226.28/14,818,754.64 = 5,909,330.28/x - Step 3: Cross multiply
10,738,226.28x = 14,818,754.64 × 5,909,330.28 - Step 4: Simplify right side
10,738,226.28x = 87,568,915,506,042.50 - Step 5: Solve for x
x = 87,568,915,506,042.50/10,738,226.28 - Step 6: Final answer
x = 8,154,877.09
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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.