Finding the Fourth Proportional to 16,335,542.16, 22,542,636.15 and 8,993,302.02
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Solution
The fourth proportional to 16,335,542.16, 22,542,636.15 and 8,993,302.02 is: 12,410,529.95
Step by Step Solution
- Step 1: Write the proportion equation
16,335,542.16 : 22,542,636.15 = 8,993,302.02 : x - Step 2: Convert to fraction form
16,335,542.16/22,542,636.15 = 8,993,302.02/x - Step 3: Cross multiply
16,335,542.16x = 22,542,636.15 × 8,993,302.02 - Step 4: Simplify right side
16,335,542.16x = 202,732,735,223,920 - Step 5: Solve for x
x = 202,732,735,223,920/16,335,542.16 - Step 6: Final answer
x = 12,410,529.95
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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.