Finding the Fourth Proportional to 17,376,497.40, 26,077,187.70 and 7,286,359.80
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Solution
The fourth proportional to 17,376,497.40, 26,077,187.70 and 7,286,359.80 is: 10,934,756.75
Step by Step Solution
- Step 1: Write the proportion equation
17,376,497.40 : 26,077,187.70 = 7,286,359.80 : x - Step 2: Convert to fraction form
17,376,497.40/26,077,187.70 = 7,286,359.80/x - Step 3: Cross multiply
17,376,497.40x = 26,077,187.70 × 7,286,359.80 - Step 4: Simplify right side
17,376,497.40x = 190,007,772,154,334.44 - Step 5: Solve for x
x = 190,007,772,154,334.44/17,376,497.40 - Step 6: Final answer
x = 10,934,756.75
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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.