Finding the Fourth Proportional to 12,427,332.62, 17,149,450.97 and 6,845,735.24
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Solution
The fourth proportional to 12,427,332.62, 17,149,450.97 and 6,845,735.24 is: 9,446,966.97
Step by Step Solution
- Step 1: Write the proportion equation
12,427,332.62 : 17,149,450.97 = 6,845,735.24 : x - Step 2: Convert to fraction form
12,427,332.62/17,149,450.97 = 6,845,735.24/x - Step 3: Cross multiply
12,427,332.62x = 17,149,450.97 × 6,845,735.24 - Step 4: Simplify right side
12,427,332.62x = 117,400,600,732,005.25 - Step 5: Solve for x
x = 117,400,600,732,005.25/12,427,332.62 - Step 6: Final answer
x = 9,446,966.97
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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.