Finding the Fourth Proportional to 8,809,531.14, 13,214,271.12 and 2,419,789.62
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Solution
The fourth proportional to 8,809,531.14, 13,214,271.12 and 2,419,789.62 is: 3,629,677.40
Step by Step Solution
- Step 1: Write the proportion equation
8,809,531.14 : 13,214,271.12 = 2,419,789.62 : x - Step 2: Convert to fraction form
8,809,531.14/13,214,271.12 = 2,419,789.62/x - Step 3: Cross multiply
8,809,531.14x = 13,214,271.12 × 2,419,789.62 - Step 4: Simplify right side
8,809,531.14x = 31,975,756,092,041.77 - Step 5: Solve for x
x = 31,975,756,092,041.77/8,809,531.14 - Step 6: Final answer
x = 3,629,677.40
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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.