Finding the Fourth Proportional to 68,327,149.25, 94,291,465.91 and 37,387,318.50
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Solution
The fourth proportional to 68,327,149.25, 94,291,465.91 and 37,387,318.50 is: 51,594,499.50
Step by Step Solution
- Step 1: Write the proportion equation
68,327,149.25 : 94,291,465.91 = 37,387,318.50 : x - Step 2: Convert to fraction form
68,327,149.25/94,291,465.91 = 37,387,318.50/x - Step 3: Cross multiply
68,327,149.25x = 94,291,465.91 × 37,387,318.50 - Step 4: Simplify right side
68,327,149.25x = 3,525,305,067,622,126 - Step 5: Solve for x
x = 3,525,305,067,622,126/68,327,149.25 - Step 6: Final answer
x = 51,594,499.50
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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.