Finding the Fourth Proportional to 16,107,543.36, 22,228,677.37 and 8,765,685.94
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Solution
The fourth proportional to 16,107,543.36, 22,228,677.37 and 8,765,685.94 is: 12,096,792.19
Step by Step Solution
- Step 1: Write the proportion equation
16,107,543.36 : 22,228,677.37 = 8,765,685.94 : x - Step 2: Convert to fraction form
16,107,543.36/22,228,677.37 = 8,765,685.94/x - Step 3: Cross multiply
16,107,543.36x = 22,228,677.37 × 8,765,685.94 - Step 4: Simplify right side
16,107,543.36x = 194,849,604,708,919.38 - Step 5: Solve for x
x = 194,849,604,708,919.38/16,107,543.36 - Step 6: Final answer
x = 12,096,792.19
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1.5x scale
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.