Finding the Fourth Proportional to 5,327,409.35, 7,351,645.62 and 3,368,341.91
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Solution
The fourth proportional to 5,327,409.35, 7,351,645.62 and 3,368,341.91 is: 4,648,198.48
Step by Step Solution
- Step 1: Write the proportion equation
5,327,409.35 : 7,351,645.62 = 3,368,341.91 : x - Step 2: Convert to fraction form
5,327,409.35/7,351,645.62 = 3,368,341.91/x - Step 3: Cross multiply
5,327,409.35x = 7,351,645.62 × 3,368,341.91 - Step 4: Simplify right side
5,327,409.35x = 24,762,856,012,555.70 - Step 5: Solve for x
x = 24,762,856,012,555.70/5,327,409.35 - Step 6: Final answer
x = 4,648,198.48
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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.