Finding the Fourth Proportional to 9,609,114.26, 13,260,577.14 and 5,258,201.09
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Solution
The fourth proportional to 9,609,114.26, 13,260,577.14 and 5,258,201.09 is: 7,256,317.21
Step by Step Solution
- Step 1: Write the proportion equation
9,609,114.26 : 13,260,577.14 = 5,258,201.09 : x - Step 2: Convert to fraction form
9,609,114.26/13,260,577.14 = 5,258,201.09/x - Step 3: Cross multiply
9,609,114.26x = 13,260,577.14 × 5,258,201.09 - Step 4: Simplify right side
9,609,114.26x = 69,726,781,105,274.20 - Step 5: Solve for x
x = 69,726,781,105,274.20/9,609,114.26 - Step 6: Final answer
x = 7,256,317.21
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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.