Finding the Fourth Proportional to 8,955,596.08, 12,358,585.87 and 5,035,355.79
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Solution
The fourth proportional to 8,955,596.08, 12,358,585.87 and 5,035,355.79 is: 6,948,714.12
Step by Step Solution
- Step 1: Write the proportion equation
8,955,596.08 : 12,358,585.87 = 5,035,355.79 : x - Step 2: Convert to fraction form
8,955,596.08/12,358,585.87 = 5,035,355.79/x - Step 3: Cross multiply
8,955,596.08x = 12,358,585.87 × 5,035,355.79 - Step 4: Simplify right side
8,955,596.08x = 62,229,876,916,716.69 - Step 5: Solve for x
x = 62,229,876,916,716.69/8,955,596.08 - Step 6: Final answer
x = 6,948,714.12
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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.