Finding the Fourth Proportional to 15,750,586.94, 23,589,170.09 and 15,205,072.55
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Solution
The fourth proportional to 15,750,586.94, 23,589,170.09 and 15,205,072.55 is: 22,772,169.95
Step by Step Solution
- Step 1: Write the proportion equation
15,750,586.94 : 23,589,170.09 = 15,205,072.55 : x - Step 2: Convert to fraction form
15,750,586.94/23,589,170.09 = 15,205,072.55/x - Step 3: Cross multiply
15,750,586.94x = 23,589,170.09 × 15,205,072.55 - Step 4: Simplify right side
15,750,586.94x = 358,675,042,536,714.69 - Step 5: Solve for x
x = 358,675,042,536,714.69/15,750,586.94 - Step 6: Final answer
x = 22,772,169.95
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1.5x scale
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.