Finding the Fourth Proportional to 16,093,490.36, 22,208,340.60 and 9,124,636.70
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Solution
The fourth proportional to 16,093,490.36, 22,208,340.60 and 9,124,636.70 is: 12,591,615.31
Step by Step Solution
- Step 1: Write the proportion equation
16,093,490.36 : 22,208,340.60 = 9,124,636.70 : x - Step 2: Convert to fraction form
16,093,490.36/22,208,340.60 = 9,124,636.70/x - Step 3: Cross multiply
16,093,490.36x = 22,208,340.60 × 9,124,636.70 - Step 4: Simplify right side
16,093,490.36x = 202,643,039,684,860.03 - Step 5: Solve for x
x = 202,643,039,684,860.03/16,093,490.36 - Step 6: Final answer
x = 12,591,615.31
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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.