Finding the Fourth Proportional to 8,927,112.60, 12,319,537.86 and 4,852,819.08
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Solution
The fourth proportional to 8,927,112.60, 12,319,537.86 and 4,852,819.08 is: 6,696,956.91
Step by Step Solution
- Step 1: Write the proportion equation
8,927,112.60 : 12,319,537.86 = 4,852,819.08 : x - Step 2: Convert to fraction form
8,927,112.60/12,319,537.86 = 4,852,819.08/x - Step 3: Cross multiply
8,927,112.60x = 12,319,537.86 × 4,852,819.08 - Step 4: Simplify right side
8,927,112.60x = 59,784,488,383,790.37 - Step 5: Solve for x
x = 59,784,488,383,790.37/8,927,112.60 - Step 6: Final answer
x = 6,696,956.91
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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.