Finding the Fourth Proportional to 9,288,647.96, 13,911,759.12 and 4,434,369.08
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Solution
The fourth proportional to 9,288,647.96, 13,911,759.12 and 4,434,369.08 is: 6,641,426.69
Step by Step Solution
- Step 1: Write the proportion equation
9,288,647.96 : 13,911,759.12 = 4,434,369.08 : x - Step 2: Convert to fraction form
9,288,647.96/13,911,759.12 = 4,434,369.08/x - Step 3: Cross multiply
9,288,647.96x = 13,911,759.12 × 4,434,369.08 - Step 4: Simplify right side
9,288,647.96x = 61,689,874,490,136.01 - Step 5: Solve for x
x = 61,689,874,490,136.01/9,288,647.96 - Step 6: Final answer
x = 6,641,426.69
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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.