Finding the Fourth Proportional to 10,463,120.33, 15,697,682.15 and 4,394,731.14
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Solution
The fourth proportional to 10,463,120.33, 15,697,682.15 and 4,394,731.14 is: 6,593,357.47
Step by Step Solution
- Step 1: Write the proportion equation
10,463,120.33 : 15,697,682.15 = 4,394,731.14 : x - Step 2: Convert to fraction form
10,463,120.33/15,697,682.15 = 4,394,731.14/x - Step 3: Cross multiply
10,463,120.33x = 15,697,682.15 × 4,394,731.14 - Step 4: Simplify right side
10,463,120.33x = 68,987,092,548,453.48 - Step 5: Solve for x
x = 68,987,092,548,453.48/10,463,120.33 - Step 6: Final answer
x = 6,593,357.47
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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.