Finding the Fourth Proportional to 19,930,295.03, 27,503,806.97 and 10,762,936.97
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Solution
The fourth proportional to 19,930,295.03, 27,503,806.97 and 10,762,936.97 is: 14,852,852.92
Step by Step Solution
- Step 1: Write the proportion equation
19,930,295.03 : 27,503,806.97 = 10,762,936.97 : x - Step 2: Convert to fraction form
19,930,295.03/27,503,806.97 = 10,762,936.97/x - Step 3: Cross multiply
19,930,295.03x = 27,503,806.97 × 10,762,936.97 - Step 4: Simplify right side
19,930,295.03x = 296,021,740,742,545 - Step 5: Solve for x
x = 296,021,740,742,545/19,930,295.03 - Step 6: Final answer
x = 14,852,852.92
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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.