Finding the Fourth Proportional to 16,107,543.29, 22,228,677.29 and 8,765,685.87
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Solution
The fourth proportional to 16,107,543.29, 22,228,677.29 and 8,765,685.87 is: 12,096,792.10
Step by Step Solution
- Step 1: Write the proportion equation
16,107,543.29 : 22,228,677.29 = 8,765,685.87 : x - Step 2: Convert to fraction form
16,107,543.29/22,228,677.29 = 8,765,685.87/x - Step 3: Cross multiply
16,107,543.29x = 22,228,677.29 × 8,765,685.87 - Step 4: Simplify right side
16,107,543.29x = 194,849,602,385,914.44 - Step 5: Solve for x
x = 194,849,602,385,914.44/16,107,543.29 - Step 6: Final answer
x = 12,096,792.10
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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.