Finding the Fourth Proportional to 18,413,323.36, 27,627,950.58 and 9,883,702.60
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Solution
The fourth proportional to 18,413,323.36, 27,627,950.58 and 9,883,702.60 is: 14,829,829.56
Step by Step Solution
- Step 1: Write the proportion equation
18,413,323.36 : 27,627,950.58 = 9,883,702.60 : x - Step 2: Convert to fraction form
18,413,323.36/27,627,950.58 = 9,883,702.60/x - Step 3: Cross multiply
18,413,323.36x = 27,627,950.58 × 9,883,702.60 - Step 4: Simplify right side
18,413,323.36x = 273,066,446,980,217.47 - Step 5: Solve for x
x = 273,066,446,980,217.47/18,413,323.36 - Step 6: Final answer
x = 14,829,829.56
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Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.