Finding the Fourth Proportional to 9,188,125.26, 13,790,704.58 and 4,642,368.99
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Solution
The fourth proportional to 9,188,125.26, 13,790,704.58 and 4,642,368.99 is: 6,967,856.61
Step by Step Solution
- Step 1: Write the proportion equation
9,188,125.26 : 13,790,704.58 = 4,642,368.99 : x - Step 2: Convert to fraction form
9,188,125.26/13,790,704.58 = 4,642,368.99/x - Step 3: Cross multiply
9,188,125.26x = 13,790,704.58 × 4,642,368.99 - Step 4: Simplify right side
9,188,125.26x = 64,021,539,312,596.74 - Step 5: Solve for x
x = 64,021,539,312,596.74/9,188,125.26 - Step 6: Final answer
x = 6,967,856.61
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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.