Finding the Fourth Proportional to 16,284,903.40, 24,427,355.10 and 8,305,690.60
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Solution
The fourth proportional to 16,284,903.40, 24,427,355.10 and 8,305,690.60 is: 12,458,535.90
Step by Step Solution
- Step 1: Write the proportion equation
16,284,903.40 : 24,427,355.10 = 8,305,690.60 : x - Step 2: Convert to fraction form
16,284,903.40/24,427,355.10 = 8,305,690.60/x - Step 3: Cross multiply
16,284,903.40x = 24,427,355.10 × 8,305,690.60 - Step 4: Simplify right side
16,284,903.40x = 202,886,053,636,932.06 - Step 5: Solve for x
x = 202,886,053,636,932.06/16,284,903.40 - Step 6: Final answer
x = 12,458,535.90
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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.