Finding the Fourth Proportional to 27,565,201.94, 38,042,202.64 and 15,805,564.55
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Solution
The fourth proportional to 27,565,201.94, 38,042,202.64 and 15,805,564.55 is: 21,812,954.27
Step by Step Solution
- Step 1: Write the proportion equation
27,565,201.94 : 38,042,202.64 = 15,805,564.55 : x - Step 2: Convert to fraction form
27,565,201.94/38,042,202.64 = 15,805,564.55/x - Step 3: Cross multiply
27,565,201.94x = 38,042,202.64 × 15,805,564.55 - Step 4: Simplify right side
27,565,201.94x = 601,278,489,300,003.25 - Step 5: Solve for x
x = 601,278,489,300,003.25/27,565,201.94 - Step 6: Final answer
x = 21,812,954.27
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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.