Finding the Fourth Proportional to 10,676,813.70, 16,017,951.57 and 3,103,779.45
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Solution
The fourth proportional to 10,676,813.70, 16,017,951.57 and 3,103,779.45 is: 4,656,463.09
Step by Step Solution
- Step 1: Write the proportion equation
10,676,813.70 : 16,017,951.57 = 3,103,779.45 : x - Step 2: Convert to fraction form
10,676,813.70/16,017,951.57 = 3,103,779.45/x - Step 3: Cross multiply
10,676,813.70x = 16,017,951.57 × 3,103,779.45 - Step 4: Simplify right side
10,676,813.70x = 49,716,188,914,061.24 - Step 5: Solve for x
x = 49,716,188,914,061.24/10,676,813.70 - Step 6: Final answer
x = 4,656,463.09
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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.