Finding the Fourth Proportional to 17,631,660.29, 26,449,593.74 and 8,527,215.61
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Solution
The fourth proportional to 17,631,660.29, 26,449,593.74 and 8,527,215.61 is: 12,791,840.63
Step by Step Solution
- Step 1: Write the proportion equation
17,631,660.29 : 26,449,593.74 = 8,527,215.61 : x - Step 2: Convert to fraction form
17,631,660.29/26,449,593.74 = 8,527,215.61/x - Step 3: Cross multiply
17,631,660.29x = 26,449,593.74 × 8,527,215.61 - Step 4: Simplify right side
17,631,660.29x = 225,541,388,443,002.25 - Step 5: Solve for x
x = 225,541,388,443,002.25/17,631,660.29 - Step 6: Final answer
x = 12,791,840.63
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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.