Finding the Fourth Proportional to 8,877,811.92, 12,251,422.44 and 5,010,496.08
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Solution
The fourth proportional to 8,877,811.92, 12,251,422.44 and 5,010,496.08 is: 6,914,508.29
Step by Step Solution
- Step 1: Write the proportion equation
8,877,811.92 : 12,251,422.44 = 5,010,496.08 : x - Step 2: Convert to fraction form
8,877,811.92/12,251,422.44 = 5,010,496.08/x - Step 3: Cross multiply
8,877,811.92x = 12,251,422.44 × 5,010,496.08 - Step 4: Simplify right side
8,877,811.92x = 61,385,704,110,044.03 - Step 5: Solve for x
x = 61,385,704,110,044.03/8,877,811.92 - Step 6: Final answer
x = 6,914,508.29
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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.