Finding the Fourth Proportional to 11,588,474.12, 15,994,073.40 and 6,692,816.28
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Solution
The fourth proportional to 11,588,474.12, 15,994,073.40 and 6,692,816.28 is: 9,237,229.49
Step by Step Solution
- Step 1: Write the proportion equation
11,588,474.12 : 15,994,073.40 = 6,692,816.28 : x - Step 2: Convert to fraction form
11,588,474.12/15,994,073.40 = 6,692,816.28/x - Step 3: Cross multiply
11,588,474.12x = 15,994,073.40 × 6,692,816.28 - Step 4: Simplify right side
11,588,474.12x = 107,045,394,835,034.95 - Step 5: Solve for x
x = 107,045,394,835,034.95/11,588,474.12 - Step 6: Final answer
x = 9,237,229.49
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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.