Finding the Fourth Proportional to 8,245,043.06, 12,368,412.05 and 2,853,684.68
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Solution
The fourth proportional to 8,245,043.06, 12,368,412.05 and 2,853,684.68 is: 4,280,820.33
Step by Step Solution
- Step 1: Write the proportion equation
8,245,043.06 : 12,368,412.05 = 2,853,684.68 : x - Step 2: Convert to fraction form
8,245,043.06/12,368,412.05 = 2,853,684.68/x - Step 3: Cross multiply
8,245,043.06x = 12,368,412.05 × 2,853,684.68 - Step 4: Simplify right side
8,245,043.06x = 35,295,547,906,901.91 - Step 5: Solve for x
x = 35,295,547,906,901.91/8,245,043.06 - Step 6: Final answer
x = 4,280,820.33
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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.