Finding the Fourth Proportional to 6,351,802.12, 8,765,380.74 and 3,451,237.48
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Solution
The fourth proportional to 6,351,802.12, 8,765,380.74 and 3,451,237.48 is: 4,762,650.03
Step by Step Solution
- Step 1: Write the proportion equation
6,351,802.12 : 8,765,380.74 = 3,451,237.48 : x - Step 2: Convert to fraction form
6,351,802.12/8,765,380.74 = 3,451,237.48/x - Step 3: Cross multiply
6,351,802.12x = 8,765,380.74 × 3,451,237.48 - Step 4: Simplify right side
6,351,802.12x = 30,251,410,536,358.14 - Step 5: Solve for x
x = 30,251,410,536,358.14/6,351,802.12 - Step 6: Final answer
x = 4,762,650.03
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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.