Finding the Fourth Proportional to 47,971,742.94, 66,201,004.35 and 25,945,244.06
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Solution
The fourth proportional to 47,971,742.94, 66,201,004.35 and 25,945,244.06 is: 35,804,436.31
Step by Step Solution
- Step 1: Write the proportion equation
47,971,742.94 : 66,201,004.35 = 25,945,244.06 : x - Step 2: Convert to fraction form
47,971,742.94/66,201,004.35 = 25,945,244.06/x - Step 3: Cross multiply
47,971,742.94x = 66,201,004.35 × 25,945,244.06 - Step 4: Simplify right side
47,971,742.94x = 1,717,601,214,546,866.75 - Step 5: Solve for x
x = 1,717,601,214,546,866.75/47,971,742.94 - Step 6: Final answer
x = 35,804,436.31
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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.