Finding the Fourth Proportional to 14,460,517.05, 19,955,511.36 and 8,265,696.78
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Solution
The fourth proportional to 14,460,517.05, 19,955,511.36 and 8,265,696.78 is: 11,406,660.32
Step by Step Solution
- Step 1: Write the proportion equation
14,460,517.05 : 19,955,511.36 = 8,265,696.78 : x - Step 2: Convert to fraction form
14,460,517.05/19,955,511.36 = 8,265,696.78/x - Step 3: Cross multiply
14,460,517.05x = 19,955,511.36 × 8,265,696.78 - Step 4: Simplify right side
14,460,517.05x = 164,946,205,991,605.41 - Step 5: Solve for x
x = 164,946,205,991,605.41/14,460,517.05 - Step 6: Final answer
x = 11,406,660.32
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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.