Finding the Fourth Proportional to 11,361,147.87, 15,678,508.68 and 6,204,661.14
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Solution
The fourth proportional to 11,361,147.87, 15,678,508.68 and 6,204,661.14 is: 8,562,500.43
Step by Step Solution
- Step 1: Write the proportion equation
11,361,147.87 : 15,678,508.68 = 6,204,661.14 : x - Step 2: Convert to fraction form
11,361,147.87/15,678,508.68 = 6,204,661.14/x - Step 3: Cross multiply
11,361,147.87x = 15,678,508.68 × 6,204,661.14 - Step 4: Simplify right side
11,361,147.87x = 97,279,833,539,948.69 - Step 5: Solve for x
x = 97,279,833,539,948.69/11,361,147.87 - Step 6: Final answer
x = 8,562,500.43
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Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.