Finding the Fourth Proportional to 17,376,699.40, 26,077,490.70 and 7,286,561.80
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Solution
The fourth proportional to 17,376,699.40, 26,077,490.70 and 7,286,561.80 is: 10,935,059.83
Step by Step Solution
- Step 1: Write the proportion equation
17,376,699.40 : 26,077,490.70 = 7,286,561.80 : x - Step 2: Convert to fraction form
17,376,699.40/26,077,490.70 = 7,286,561.80/x - Step 3: Cross multiply
17,376,699.40x = 26,077,490.70 × 7,286,561.80 - Step 4: Simplify right side
17,376,699.40x = 190,015,247,574,475.25 - Step 5: Solve for x
x = 190,015,247,574,475.25/17,376,699.40 - Step 6: Final answer
x = 10,935,059.83
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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.