Finding the Fourth Proportional to 7,826,029.01, 11,733,543.12 and 3,447,090.09
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Solution
The fourth proportional to 7,826,029.01, 11,733,543.12 and 3,447,090.09 is: 5,168,212.41
Step by Step Solution
- Step 1: Write the proportion equation
7,826,029.01 : 11,733,543.12 = 3,447,090.09 : x - Step 2: Convert to fraction form
7,826,029.01/11,733,543.12 = 3,447,090.09/x - Step 3: Cross multiply
7,826,029.01x = 11,733,543.12 × 3,447,090.09 - Step 4: Simplify right side
7,826,029.01x = 40,446,580,209,539.68 - Step 5: Solve for x
x = 40,446,580,209,539.68/7,826,029.01 - Step 6: Final answer
x = 5,168,212.41
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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.