Finding the Fourth Proportional to 6,956,007.12, 9,599,387.76 and 4,202,311.68
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Solution
The fourth proportional to 6,956,007.12, 9,599,387.76 and 4,202,311.68 is: 5,799,249.28
Step by Step Solution
- Step 1: Write the proportion equation
6,956,007.12 : 9,599,387.76 = 4,202,311.68 : x - Step 2: Convert to fraction form
6,956,007.12/9,599,387.76 = 4,202,311.68/x - Step 3: Cross multiply
6,956,007.12x = 9,599,387.76 × 4,202,311.68 - Step 4: Simplify right side
6,956,007.12x = 40,339,619,304,697.03 - Step 5: Solve for x
x = 40,339,619,304,697.03/6,956,007.12 - Step 6: Final answer
x = 5,799,249.28
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1.5x scale
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.