Finding the Fourth Proportional to 9,183,882.20, 12,673,439.42 and 5,053,527.09
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Solution
The fourth proportional to 9,183,882.20, 12,673,439.42 and 5,053,527.09 is: 6,973,692.39
Step by Step Solution
- Step 1: Write the proportion equation
9,183,882.20 : 12,673,439.42 = 5,053,527.09 : x - Step 2: Convert to fraction form
9,183,882.20/12,673,439.42 = 5,053,527.09/x - Step 3: Cross multiply
9,183,882.20x = 12,673,439.42 × 5,053,527.09 - Step 4: Simplify right side
9,183,882.20x = 64,045,569,407,176.24 - Step 5: Solve for x
x = 64,045,569,407,176.24/9,183,882.20 - Step 6: Final answer
x = 6,973,692.39
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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.