Finding the Fourth Proportional to 84,415,781.22, 116,497,418.94 and 46,738,944.96
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Solution
The fourth proportional to 84,415,781.22, 116,497,418.94 and 46,738,944.96 is: 64,501,759.90
Step by Step Solution
- Step 1: Write the proportion equation
84,415,781.22 : 116,497,418.94 = 46,738,944.96 : x - Step 2: Convert to fraction form
84,415,781.22/116,497,418.94 = 46,738,944.96/x - Step 3: Cross multiply
84,415,781.22x = 116,497,418.94 × 46,738,944.96 - Step 4: Simplify right side
84,415,781.22x = 5,444,966,452,037,154 - Step 5: Solve for x
x = 5,444,966,452,037,154/84,415,781.22 - Step 6: Final answer
x = 64,501,759.90
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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.