Finding the Fourth Proportional to 11,651,419.02, 16,072,373.79 and 7,292,938.62
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Solution
The fourth proportional to 11,651,419.02, 16,072,373.79 and 7,292,938.62 is: 10,060,133.91
Step by Step Solution
- Step 1: Write the proportion equation
11,651,419.02 : 16,072,373.79 = 7,292,938.62 : x - Step 2: Convert to fraction form
11,651,419.02/16,072,373.79 = 7,292,938.62/x - Step 3: Cross multiply
11,651,419.02x = 16,072,373.79 × 7,292,938.62 - Step 4: Simplify right side
11,651,419.02x = 117,214,835,528,166.77 - Step 5: Solve for x
x = 117,214,835,528,166.77/11,651,419.02 - Step 6: Final answer
x = 10,060,133.91
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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.