Finding the Fourth Proportional to 10,675,660.62, 16,018,370.64 and 5,810,679.12
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Solution
The fourth proportional to 10,675,660.62, 16,018,370.64 and 5,810,679.12 is: 8,718,674.67
Step by Step Solution
- Step 1: Write the proportion equation
10,675,660.62 : 16,018,370.64 = 5,810,679.12 : x - Step 2: Convert to fraction form
10,675,660.62/16,018,370.64 = 5,810,679.12/x - Step 3: Cross multiply
10,675,660.62x = 16,018,370.64 × 5,810,679.12 - Step 4: Simplify right side
10,675,660.62x = 93,077,611,814,269.05 - Step 5: Solve for x
x = 93,077,611,814,269.05/10,675,660.62 - Step 6: Final answer
x = 8,718,674.67
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Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.