Finding the Fourth Proportional to 53,036,364.40, 73,189,447.86 and 29,831,507.08
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Solution
The fourth proportional to 53,036,364.40, 73,189,447.86 and 29,831,507.08 is: 41,167,066.35
Step by Step Solution
- Step 1: Write the proportion equation
53,036,364.40 : 73,189,447.86 = 29,831,507.08 : x - Step 2: Convert to fraction form
53,036,364.40/73,189,447.86 = 29,831,507.08/x - Step 3: Cross multiply
53,036,364.40x = 73,189,447.86 × 29,831,507.08 - Step 4: Simplify right side
53,036,364.40x = 2,183,351,532,016,880.75 - Step 5: Solve for x
x = 2,183,351,532,016,880.75/53,036,364.40 - Step 6: Final answer
x = 41,167,066.35
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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.