Finding the Fourth Proportional to 11,237,434.20, 16,827,639.30 and 6,183,034.20
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Solution
The fourth proportional to 11,237,434.20, 16,827,639.30 and 6,183,034.20 is: 9,258,863.50
Step by Step Solution
- Step 1: Write the proportion equation
11,237,434.20 : 16,827,639.30 = 6,183,034.20 : x - Step 2: Convert to fraction form
11,237,434.20/16,827,639.30 = 6,183,034.20/x - Step 3: Cross multiply
11,237,434.20x = 16,827,639.30 × 6,183,034.20 - Step 4: Simplify right side
11,237,434.20x = 104,045,869,297,164.06 - Step 5: Solve for x
x = 104,045,869,297,164.06/11,237,434.20 - Step 6: Final answer
x = 9,258,863.50
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1.5x scale
Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.