Finding the Fourth Proportional to 16,234,447.28, 22,403,532.32 and 8,892,737.48
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Solution
The fourth proportional to 16,234,447.28, 22,403,532.32 and 8,892,737.48 is: 12,271,975.03
Step by Step Solution
- Step 1: Write the proportion equation
16,234,447.28 : 22,403,532.32 = 8,892,737.48 : x - Step 2: Convert to fraction form
16,234,447.28/22,403,532.32 = 8,892,737.48/x - Step 3: Cross multiply
16,234,447.28x = 22,403,532.32 × 8,892,737.48 - Step 4: Simplify right side
16,234,447.28x = 199,228,731,591,348.28 - Step 5: Solve for x
x = 199,228,731,591,348.28/16,234,447.28 - Step 6: Final answer
x = 12,271,975.03
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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.