Finding the Fourth Proportional to 8,068,652.78, 12,103,110.50 and 2,311,364.00
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Solution
The fourth proportional to 8,068,652.78, 12,103,110.50 and 2,311,364.00 is: 3,467,083.63
Step by Step Solution
- Step 1: Write the proportion equation
8,068,652.78 : 12,103,110.50 = 2,311,364.00 : x - Step 2: Convert to fraction form
8,068,652.78/12,103,110.50 = 2,311,364.00/x - Step 3: Cross multiply
8,068,652.78x = 12,103,110.50 × 2,311,364.00 - Step 4: Simplify right side
8,068,652.78x = 27,974,693,916,422.95 - Step 5: Solve for x
x = 27,974,693,916,422.95/8,068,652.78 - Step 6: Final answer
x = 3,467,083.63
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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.