Finding the Fourth Proportional to 16,057,485.61, 22,158,737.41 and 8,715,161.11
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Solution
The fourth proportional to 16,057,485.61, 22,158,737.41 and 8,715,161.11 is: 12,026,600.63
Step by Step Solution
- Step 1: Write the proportion equation
16,057,485.61 : 22,158,737.41 = 8,715,161.11 : x - Step 2: Convert to fraction form
16,057,485.61/22,158,737.41 = 8,715,161.11/x - Step 3: Cross multiply
16,057,485.61x = 22,158,737.41 × 8,715,161.11 - Step 4: Simplify right side
16,057,485.61x = 193,116,966,522,334.12 - Step 5: Solve for x
x = 193,116,966,522,334.12/16,057,485.61 - Step 6: Final answer
x = 12,026,600.63
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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.