Finding the Fourth Proportional to 7,246,134.06, 10,869,194.06 and 1,854,775.80
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Solution
The fourth proportional to 7,246,134.06, 10,869,194.06 and 1,854,775.80 is: 2,782,161.90
Step by Step Solution
- Step 1: Write the proportion equation
7,246,134.06 : 10,869,194.06 = 1,854,775.80 : x - Step 2: Convert to fraction form
7,246,134.06/10,869,194.06 = 1,854,775.80/x - Step 3: Cross multiply
7,246,134.06x = 10,869,194.06 × 1,854,775.80 - Step 4: Simplify right side
7,246,134.06x = 20,159,918,107,991.75 - Step 5: Solve for x
x = 20,159,918,107,991.75/7,246,134.06 - Step 6: Final answer
x = 2,782,161.90
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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.