Finding the Fourth Proportional to 16,107,544.29, 22,228,678.67 and 8,765,686.87
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Solution
The fourth proportional to 16,107,544.29, 22,228,678.67 and 8,765,686.87 is: 12,096,793.48
Step by Step Solution
- Step 1: Write the proportion equation
16,107,544.29 : 22,228,678.67 = 8,765,686.87 : x - Step 2: Convert to fraction form
16,107,544.29/22,228,678.67 = 8,765,686.87/x - Step 3: Cross multiply
16,107,544.29x = 22,228,678.67 × 8,765,686.87 - Step 4: Simplify right side
16,107,544.29x = 194,849,636,755,068.06 - Step 5: Solve for x
x = 194,849,636,755,068.06/16,107,544.29 - Step 6: Final answer
x = 12,096,793.48
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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.