Finding the Fourth Proportional to 19,936,732.50, 27,512,706.24 and 10,769,376.06
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Solution
The fourth proportional to 19,936,732.50, 27,512,706.24 and 10,769,376.06 is: 14,861,747.28
Step by Step Solution
- Step 1: Write the proportion equation
19,936,732.50 : 27,512,706.24 = 10,769,376.06 : x - Step 2: Convert to fraction form
19,936,732.50/27,512,706.24 = 10,769,376.06/x - Step 3: Cross multiply
19,936,732.50x = 27,512,706.24 × 10,769,376.06 - Step 4: Simplify right side
19,936,732.50x = 296,294,679,926,868.62 - Step 5: Solve for x
x = 296,294,679,926,868.62/19,936,732.50 - Step 6: Final answer
x = 14,861,747.28
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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.