Finding the Fourth Proportional to 7,822,577.10, 11,710,246.05 and 6,877,793.10
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Solution
The fourth proportional to 7,822,577.10, 11,710,246.05 and 6,877,793.10 is: 10,295,922.74
Step by Step Solution
- Step 1: Write the proportion equation
7,822,577.10 : 11,710,246.05 = 6,877,793.10 : x - Step 2: Convert to fraction form
7,822,577.10/11,710,246.05 = 6,877,793.10/x - Step 3: Cross multiply
7,822,577.10x = 11,710,246.05 × 6,877,793.10 - Step 4: Simplify right side
7,822,577.10x = 80,540,649,481,992.25 - Step 5: Solve for x
x = 80,540,649,481,992.25/7,822,577.10 - Step 6: Final answer
x = 10,295,922.74
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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.