Finding the Fourth Proportional to 8,207,364.32, 11,326,748.52 and 4,536,201.92
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Solution
The fourth proportional to 8,207,364.32, 11,326,748.52 and 4,536,201.92 is: 6,260,282.40
Step by Step Solution
- Step 1: Write the proportion equation
8,207,364.32 : 11,326,748.52 = 4,536,201.92 : x - Step 2: Convert to fraction form
8,207,364.32/11,326,748.52 = 4,536,201.92/x - Step 3: Cross multiply
8,207,364.32x = 11,326,748.52 × 4,536,201.92 - Step 4: Simplify right side
8,207,364.32x = 51,380,418,383,781.16 - Step 5: Solve for x
x = 51,380,418,383,781.16/8,207,364.32 - Step 6: Final answer
x = 6,260,282.40
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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.