Finding the Fourth Proportional to 15,309,438.64, 22,926,347.10 and 11,409,543.97
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Solution
The fourth proportional to 15,309,438.64, 22,926,347.10 and 11,409,543.97 is: 17,086,136.96
Step by Step Solution
- Step 1: Write the proportion equation
15,309,438.64 : 22,926,347.10 = 11,409,543.97 : x - Step 2: Convert to fraction form
15,309,438.64/22,926,347.10 = 11,409,543.97/x - Step 3: Cross multiply
15,309,438.64x = 22,926,347.10 × 11,409,543.97 - Step 4: Simplify right side
15,309,438.64x = 261,579,165,308,932.03 - Step 5: Solve for x
x = 261,579,165,308,932.03/15,309,438.64 - Step 6: Final answer
x = 17,086,136.96
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Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.