Finding the Third Proportional to 7,875,575.44 and 12,860,025.19
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Solution
The third proportional to 7,875,575.44 and 12,860,025.19 is: 20,999,131.95
Step by Step Solution
- Step 1: Write the proportion equation
7,875,575.44 : 12,860,025.19 = 12,860,025.19 : x - Step 2: Convert to fraction form
7,875,575.44/12,860,025.19 = 12,860,025.19/x - Step 3: Cross multiply
7,875,575.44x = 12,860,025.19 × 12,860,025.19 - Step 4: Simplify right side
7,875,575.44x = 165,380,247,823,134.41 - Step 5: Solve for x
x = 165,380,247,823,134.41/7,875,575.44 - Step 6: Final answer
x = 20,999,131.95
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Why These Related Problems?
These problems maintain the same ratio (1.63) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.