Finding the Fourth Proportional to 83,576,439.63, 115,335,486.36 and 46,907,010.63
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Solution
The fourth proportional to 83,576,439.63, 115,335,486.36 and 46,907,010.63 is: 64,731,674.48
Step by Step Solution
- Step 1: Write the proportion equation
83,576,439.63 : 115,335,486.36 = 46,907,010.63 : x - Step 2: Convert to fraction form
83,576,439.63/115,335,486.36 = 46,907,010.63/x - Step 3: Cross multiply
83,576,439.63x = 115,335,486.36 × 46,907,010.63 - Step 4: Simplify right side
83,576,439.63x = 5,410,042,884,704,740 - Step 5: Solve for x
x = 5,410,042,884,704,740/83,576,439.63 - Step 6: Final answer
x = 64,731,674.48
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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.