Finding the Fourth Proportional to 14,381,936.36, 19,846,954.23 and 7,855,569.98
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Solution
The fourth proportional to 14,381,936.36, 19,846,954.23 and 7,855,569.98 is: 10,840,622.15
Step by Step Solution
- Step 1: Write the proportion equation
14,381,936.36 : 19,846,954.23 = 7,855,569.98 : x - Step 2: Convert to fraction form
14,381,936.36/19,846,954.23 = 7,855,569.98/x - Step 3: Cross multiply
14,381,936.36x = 19,846,954.23 × 7,855,569.98 - Step 4: Simplify right side
14,381,936.36x = 155,909,137,843,622.03 - Step 5: Solve for x
x = 155,909,137,843,622.03/14,381,936.36 - Step 6: Final answer
x = 10,840,622.15
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Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.