Finding the Fourth Proportional to 10,754,265.76, 16,115,750.65 and 6,646,817.32
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Solution
The fourth proportional to 10,754,265.76, 16,115,750.65 and 6,646,817.32 is: 9,960,554.53
Step by Step Solution
- Step 1: Write the proportion equation
10,754,265.76 : 16,115,750.65 = 6,646,817.32 : x - Step 2: Convert to fraction form
10,754,265.76/16,115,750.65 = 6,646,817.32/x - Step 3: Cross multiply
10,754,265.76x = 16,115,750.65 × 6,646,817.32 - Step 4: Simplify right side
10,754,265.76x = 107,118,450,603,891.50 - Step 5: Solve for x
x = 107,118,450,603,891.50/10,754,265.76 - Step 6: Final answer
x = 9,960,554.53
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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.