Finding the Fourth Proportional to 7,365,859.12, 10,165,396.62 and 4,465,372.24
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Solution
The fourth proportional to 7,365,859.12, 10,165,396.62 and 4,465,372.24 is: 6,162,523.49
Step by Step Solution
- Step 1: Write the proportion equation
7,365,859.12 : 10,165,396.62 = 4,465,372.24 : x - Step 2: Convert to fraction form
7,365,859.12/10,165,396.62 = 4,465,372.24/x - Step 3: Cross multiply
7,365,859.12x = 10,165,396.62 × 4,465,372.24 - Step 4: Simplify right side
7,365,859.12x = 45,392,279,875,537.83 - Step 5: Solve for x
x = 45,392,279,875,537.83/7,365,859.12 - Step 6: Final answer
x = 6,162,523.49
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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.