Finding the Fourth Proportional to 19,601,812.62, 27,050,523.99 and 10,899,798.45
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Solution
The fourth proportional to 19,601,812.62, 27,050,523.99 and 10,899,798.45 is: 15,041,734.41
Step by Step Solution
- Step 1: Write the proportion equation
19,601,812.62 : 27,050,523.99 = 10,899,798.45 : x - Step 2: Convert to fraction form
19,601,812.62/27,050,523.99 = 10,899,798.45/x - Step 3: Cross multiply
19,601,812.62x = 27,050,523.99 × 10,899,798.45 - Step 4: Simplify right side
19,601,812.62x = 294,845,259,457,889.75 - Step 5: Solve for x
x = 294,845,259,457,889.75/19,601,812.62 - Step 6: Final answer
x = 15,041,734.41
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1.5x scale
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.