Finding the Fourth Proportional to 6,351,550.32, 8,765,219.15 and 3,450,989.62
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Solution
The fourth proportional to 6,351,550.32, 8,765,219.15 and 3,450,989.62 is: 4,762,408.98
Step by Step Solution
- Step 1: Write the proportion equation
6,351,550.32 : 8,765,219.15 = 3,450,989.62 : x - Step 2: Convert to fraction form
6,351,550.32/8,765,219.15 = 3,450,989.62/x - Step 3: Cross multiply
6,351,550.32x = 8,765,219.15 × 3,450,989.62 - Step 4: Simplify right side
6,351,550.32x = 30,248,680,303,675.23 - Step 5: Solve for x
x = 30,248,680,303,675.23/6,351,550.32 - Step 6: Final answer
x = 4,762,408.98
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1.5x scale
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.