Finding the Fourth Proportional to 13,474,305.47, 18,594,589.95 and 7,362,733.97
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Solution
The fourth proportional to 13,474,305.47, 18,594,589.95 and 7,362,733.97 is: 10,160,599.33
Step by Step Solution
- Step 1: Write the proportion equation
13,474,305.47 : 18,594,589.95 = 7,362,733.97 : x - Step 2: Convert to fraction form
13,474,305.47/18,594,589.95 = 7,362,733.97/x - Step 3: Cross multiply
13,474,305.47x = 18,594,589.95 × 7,362,733.97 - Step 4: Simplify right side
13,474,305.47x = 136,907,019,083,085.59 - Step 5: Solve for x
x = 136,907,019,083,085.59/13,474,305.47 - Step 6: Final answer
x = 10,160,599.33
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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.