Finding the Fourth Proportional to 8,594,863.30, 11,860,917.41 and 4,727,678.66
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Solution
The fourth proportional to 8,594,863.30, 11,860,917.41 and 4,727,678.66 is: 6,524,199.88
Step by Step Solution
- Step 1: Write the proportion equation
8,594,863.30 : 11,860,917.41 = 4,727,678.66 : x - Step 2: Convert to fraction form
8,594,863.30/11,860,917.41 = 4,727,678.66/x - Step 3: Cross multiply
8,594,863.30x = 11,860,917.41 × 4,727,678.66 - Step 4: Simplify right side
8,594,863.30x = 56,074,606,127,279.48 - Step 5: Solve for x
x = 56,074,606,127,279.48/8,594,863.30 - Step 6: Final answer
x = 6,524,199.88
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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.