Finding the Fourth Proportional to 15,642,207.99, 23,433,047.28 and 8,797,986.05
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Solution
The fourth proportional to 15,642,207.99, 23,433,047.28 and 8,797,986.05 is: 13,179,956.63
Step by Step Solution
- Step 1: Write the proportion equation
15,642,207.99 : 23,433,047.28 = 8,797,986.05 : x - Step 2: Convert to fraction form
15,642,207.99/23,433,047.28 = 8,797,986.05/x - Step 3: Cross multiply
15,642,207.99x = 23,433,047.28 × 8,797,986.05 - Step 4: Simplify right side
15,642,207.99x = 206,163,622,961,265.22 - Step 5: Solve for x
x = 206,163,622,961,265.22/15,642,207.99 - Step 6: Final answer
x = 13,179,956.63
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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.