Finding the Fourth Proportional to 14,517,717.99, 21,791,710.08 and 6,436,368.92
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Solution
The fourth proportional to 14,517,717.99, 21,791,710.08 and 6,436,368.92 is: 9,661,262.57
Step by Step Solution
- Step 1: Write the proportion equation
14,517,717.99 : 21,791,710.08 = 6,436,368.92 : x - Step 2: Convert to fraction form
14,517,717.99/21,791,710.08 = 6,436,368.92/x - Step 3: Cross multiply
14,517,717.99x = 21,791,710.08 × 6,436,368.92 - Step 4: Simplify right side
14,517,717.99x = 140,259,485,363,604.16 - Step 5: Solve for x
x = 140,259,485,363,604.16/14,517,717.99 - Step 6: Final answer
x = 9,661,262.57
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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.