Finding the Fourth Proportional to 7,486,925.38, 10,331,956.99 and 4,049,166.41
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Solution
The fourth proportional to 7,486,925.38, 10,331,956.99 and 4,049,166.41 is: 5,587,849.63
Step by Step Solution
- Step 1: Write the proportion equation
7,486,925.38 : 10,331,956.99 = 4,049,166.41 : x - Step 2: Convert to fraction form
7,486,925.38/10,331,956.99 = 4,049,166.41/x - Step 3: Cross multiply
7,486,925.38x = 10,331,956.99 × 4,049,166.41 - Step 4: Simplify right side
7,486,925.38x = 41,835,813,185,619.22 - Step 5: Solve for x
x = 41,835,813,185,619.22/7,486,925.38 - Step 6: Final answer
x = 5,587,849.63
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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.