Finding the Fourth Proportional to 9,609,115.26, 13,260,578.52 and 5,258,202.09
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Solution
The fourth proportional to 9,609,115.26, 13,260,578.52 and 5,258,202.09 is: 7,256,318.59
Step by Step Solution
- Step 1: Write the proportion equation
9,609,115.26 : 13,260,578.52 = 5,258,202.09 : x - Step 2: Convert to fraction form
9,609,115.26/13,260,578.52 = 5,258,202.09/x - Step 3: Cross multiply
9,609,115.26x = 13,260,578.52 × 5,258,202.09 - Step 4: Simplify right side
9,609,115.26x = 69,726,801,688,473.10 - Step 5: Solve for x
x = 69,726,801,688,473.10/9,609,115.26 - Step 6: Final answer
x = 7,256,318.59
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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.