Finding the Fourth Proportional to 64,375,313.31, 88,840,268.50 and 36,878,555.97
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Solution
The fourth proportional to 64,375,313.31, 88,840,268.50 and 36,878,555.97 is: 50,893,745.53
Step by Step Solution
- Step 1: Write the proportion equation
64,375,313.31 : 88,840,268.50 = 36,878,555.97 : x - Step 2: Convert to fraction form
64,375,313.31/88,840,268.50 = 36,878,555.97/x - Step 3: Cross multiply
64,375,313.31x = 88,840,268.50 × 36,878,555.97 - Step 4: Simplify right side
64,375,313.31x = 3,276,300,814,267,078 - Step 5: Solve for x
x = 3,276,300,814,267,078/64,375,313.31 - Step 6: Final answer
x = 50,893,745.53
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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.