Finding the Fourth Proportional to 17,388,817.10, 26,062,230.45 and 8,864,765.90
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Solution
The fourth proportional to 17,388,817.10, 26,062,230.45 and 8,864,765.90 is: 13,286,445.56
Step by Step Solution
- Step 1: Write the proportion equation
17,388,817.10 : 26,062,230.45 = 8,864,765.90 : x - Step 2: Convert to fraction form
17,388,817.10/26,062,230.45 = 8,864,765.90/x - Step 3: Cross multiply
17,388,817.10x = 26,062,230.45 × 8,864,765.90 - Step 4: Simplify right side
17,388,817.10x = 231,035,571,771,101.66 - Step 5: Solve for x
x = 231,035,571,771,101.66/17,388,817.10 - Step 6: Final answer
x = 13,286,445.56
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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.