Finding the Fourth Proportional to 15,296,700.24, 21,110,680.20 and 8,770,936.84
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Solution
The fourth proportional to 15,296,700.24, 21,110,680.20 and 8,770,936.84 is: 12,104,600.32
Step by Step Solution
- Step 1: Write the proportion equation
15,296,700.24 : 21,110,680.20 = 8,770,936.84 : x - Step 2: Convert to fraction form
15,296,700.24/21,110,680.20 = 8,770,936.84/x - Step 3: Cross multiply
15,296,700.24x = 21,110,680.20 × 8,770,936.84 - Step 4: Simplify right side
15,296,700.24x = 185,160,442,683,638.56 - Step 5: Solve for x
x = 185,160,442,683,638.56/15,296,700.24 - Step 6: Final answer
x = 12,104,600.32
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Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.