Finding the Fourth Proportional to 16,496,134.65, 22,765,187.84 and 9,526,686.21
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Solution
The fourth proportional to 16,496,134.65, 22,765,187.84 and 9,526,686.21 is: 13,147,128.44
Step by Step Solution
- Step 1: Write the proportion equation
16,496,134.65 : 22,765,187.84 = 9,526,686.21 : x - Step 2: Convert to fraction form
16,496,134.65/22,765,187.84 = 9,526,686.21/x - Step 3: Cross multiply
16,496,134.65x = 22,765,187.84 × 9,526,686.21 - Step 4: Simplify right side
16,496,134.65x = 216,876,801,015,754.28 - Step 5: Solve for x
x = 216,876,801,015,754.28/16,496,134.65 - Step 6: Final answer
x = 13,147,128.44
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These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.