Finding the Fourth Proportional to 6,887,887.73, 9,505,372.51 and 3,790,767.68
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Solution
The fourth proportional to 6,887,887.73, 9,505,372.51 and 3,790,767.68 is: 5,231,307.52
Step by Step Solution
- Step 1: Write the proportion equation
6,887,887.73 : 9,505,372.51 = 3,790,767.68 : x - Step 2: Convert to fraction form
6,887,887.73/9,505,372.51 = 3,790,767.68/x - Step 3: Cross multiply
6,887,887.73x = 9,505,372.51 × 3,790,767.68 - Step 4: Simplify right side
6,887,887.73x = 36,032,658,897,268.48 - Step 5: Solve for x
x = 36,032,658,897,268.48/6,887,887.73 - Step 6: Final answer
x = 5,231,307.52
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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.